CS705 Snowfall Adapter Revision: 5/13

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Transcription:

CS705 Snowfall Adapter Revision: 5/13 Copyright 1997-2013 Campbell Scientific, Inc.

Warranty PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. are warranted by Campbell Scientific, Inc. ( Campbell ) to be free from defects in materials and workmanship under normal use and service for twelve (12) months from date of shipment unless otherwise specified in the corresponding Campbell pricelist or product manual. Products not manufactured, but that are re-sold by Campbell, are warranted only to the limits extended by the original manufacturer. Batteries, fine-wire thermocouples, desiccant, and other consumables have no warranty. Campbell s obligation under this warranty is limited to repairing or replacing (at Campbell s option) defective products, which shall be the sole and exclusive remedy under this warranty. The customer shall assume all costs of removing, reinstalling, and shipping defective products to Campbell. Campbell will return such products by surface carrier prepaid within the continental United States of America. To all other locations, Campbell will return such products best way CIP (Port of Entry) INCOTERM 2010, prepaid. This warranty shall not apply to any products which have been subjected to modification, misuse, neglect, improper service, accidents of nature, or shipping damage. This warranty is in lieu of all other warranties, expressed or implied. The warranty for installation services performed by Campbell such as programming to customer specifications, electrical connections to products manufactured by Campbell, and product specific training, is part of Campbell s product warranty. CAMPBELL EXPRESSLY DISCLAIMS AND EXCLUDES ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Campbell is not liable for any special, indirect, incidental, and/or consequential damages.

Assistance Products may not be returned without prior authorization. The following contact information is for US and international customers residing in countries served by Campbell Scientific, Inc. directly. Affiliate companies handle repairs for customers within their territories. Please visit www.campbellsci.com to determine which Campbell Scientific company serves your country. To obtain a Returned Materials Authorization (RMA), contact CAMPBELL SCIENTIFIC, INC., phone (435) 227-9000. After an applications engineer determines the nature of the problem, an RMA number will be issued. Please write this number clearly on the outside of the shipping container. Campbell Scientific s shipping address is: CAMPBELL SCIENTIFIC, INC. RMA# 815 West 1800 North Logan, Utah 84321-1784 For all returns, the customer must fill out a Statement of Product Cleanliness and Decontamination form and comply with the requirements specified in it. The form is available from our web site at www.campbellsci.com/repair. A completed form must be either emailed to repair@campbellsci.com or faxed to (435) 227-9106. Campbell Scientific is unable to process any returns until we receive this form. If the form is not received within three days of product receipt or is incomplete, the product will be returned to the customer at the customer s expense. Campbell Scientific reserves the right to refuse service on products that were exposed to contaminants that may cause health or safety concerns for our employees.

Table of Contents PDF viewers: These page numbers refer to the printed version of this document. Use the PDF reader bookmarks tab for links to specific sections. 1. Introduction...1 2. Cautionary Statements...1 3. Initial Inspection...2 3.1 Ships With...2 4. Quickstart...2 5. Overview...5 5.1 Antifreeze...5 5.1.1 Standard Car or RV Antifreeze is NOT Recommended...5 5.2 Tipping Bucket Compatibility...6 6. Specifications...6 7. Installation...6 7.1 Siting...6 7.2 Mounting Pole...7 7.3 Datalogger Programming...9 8. Maintenance...9 9. References...11 Appendix A. MSDS for Campbell Scientific CS705 Antifreeze.A-1 Figures 4-1. CS705 mounted to pole using the CM270 Mounting Kit...3 4-2. CS705 exploded view...4 7-1. Proper gage siting...7 7-2. CM310 56-inch pole embedded in a concrete foundation...8 7-3. Pedestal kit options...9 8-1. Mix ratio versus precipitation received...10 i

Table of Contents ii

CS705 Snowfall Adapter 1. Introduction The CS705 Snowfall Adapter converts a TE525WS Texas Electronics Rain Gage to a rain and snow gage. It consists of an antifreeze reservoir, overflow tube, and catch tube. Snow captured in the catch tube dissolves into the antifreeze raising the overall level. The mixture flows through the overflow tube into the tipping bucket where it is measured. A slot in the top of the overflow tube prevents the tube from developing a siphon. Before installing the CS705, please study 2. Cautionary Statements Section 2, Cautionary Statements Section 3, Initial Inspection Section 4, Quickstart The CS705 possesses inherent delays and is not suitable for real-time precipitation measurements (see Section 5, Overview). Since regular maintenance is required, choose a site that is easily accessible throughout the winter. Wear safety glasses and rubber or neoprene gloves while handling and pouring antifreeze. Campbell Scientific strongly recommends using antifreeze consisting of a 1:1 mixture of propylene glycol and ethanol (PGE). Appendix A provides MSDS information for the PGE antifreeze offered by Campbell Scientific. Avoid using the antifreeze commonly used in cars or RVs. This antifreeze, which consists of propylene glycol or ethylene glycol, increases the likelihood of ice bridging (see Section 5.1, Antifreeze). The antifreeze/snowfall mixture needs to be captured from the tipping bucket gage and properly disposed of in accordance with local, state, and federal regulations. The CS705 should be removed and cleaned in the summer, and reinstalled before the winter season. 1

CS705 Snowfall Adapter 3. Initial Inspection Upon receipt of the CS705, inspect the packaging and contents for damage. File damage claims with the shipping company. Immediately check package contents against the shipping documentation (see Section 3.1, Ships With). Contact Campbell Scientific about any discrepancies. 3.1 Ships With The CS705 is shipped with the CM270, CS705 Mounting Kit (pn 20621). Refer to FIGURE 4-1 for information on positioning the various mounting hardware. The CM270 mounting kit includes the following: (1) band clamp (pn 20605) (1) band clamp (pn 20606) (1) storage mount (pn 20636) (3) screws (pn 14108, 8-32) (1) tipping bucket rain gage mount (pn 20637) (1) U-bolt with matching nuts (pn 17492) (2) flat washers (pn 4365) (2) lock washers (pn 4366) (1) U-bolt bracket (pn 20638) (1) funnel (pn 14087) 4. Quickstart Siting considerations and mounting pole options are listed in Section 7, Installation. Equipment required: Pail Hose with a 0.5 inch inner diameter (must be long enough to span the distance from the funnel to the pail) CM300-series mounting pole or user-supplied pole (see Section 7.2, Mounting Pole) TE525WS Texas Electronics Rain Gage CS705 Snowfall Adapter CM270 Mounting Kit (included with the CS705) PGE antifreeze 2

CS705 Snowfall Adapter Band Clamp (pn 20605) Catch Tube Band Clamp (pn 20606) Storage Mount (pn 20636) Antifreeze Reservoir TE525WS (purchased separately) Funnel (pn 14087) 0.5 in O.D. Stub (connect hose here) U-bolt Bracket (pn 20638) Flat Washers (pn 4365) Lock Washers (pn 4366) Nuts (pn 18126) U-bolt (pn 17492) FIGURE 4-1. CS705 mounted to pole using the CM270 Mounting Kit 1. Install the mounting pole. 2. Align the funnel and mounting base to the three holes found on the bottom of the TE525WS rain gage. The funnel is sandwiched between the rain gage and mounting base as shown in FIGURE 4-1. Three screws mount the funnel to the TE525WS. 3. Attach the mounting base and TE525WS to the pole via the U-bolt bracket, U-bolt, flat washers, lock washers, and nuts (see FIGURE 4-1). 4. Take one of the black bands supplied with the CS705 and stretch over the TE525WS funnel (see FIGURE 4-2). 3

CS705 Snowfall Adapter Catch Tube (pn 13641) Band (pn 10786) Overflow Tube (pn 10750) Antifreeze Reservoir (pn 13645) Entry Seal (pn 10785) Band (pn 12319) FIGURE 4-2. CS705 exploded view 5. Insert the CS705 antifreeze reservoir into the rain gage funnel. CAUTION Wear safety glasses during handling and pouring of antifreeze. 6. Fill the reservoir with PGE antifreeze (pn 10869) until a small amount flows out the overflow tube. The reservoir holds 2.5 gallons. 7. Add 8 ounces of a low-freezing-point, environmentally-safe oil to the antifreeze reservoir. This oil prevents the antifreeze solution from evaporating. The oil should cover the entire liquid surface. Some unscented baby oils (lightweight mineral oil) work well. 8. Stretch the second black band over the lip of the antifreeze reservoir. 9. Insert the catch tube into the antifreeze reservoir. 10. Reposition the two black bands to cover the joints between the catch tube and the antifreeze reservoir and between the reservoir and the rain gage funnel. 4

CS705 Snowfall Adapter 11. Fasten the catch tube of the CS705 to the mounting pole using the band clamps and storage mount (see FIGURE 4-1). 12. Connect the hose to the 0.5 inch stub at the base of the funnel (see FIGURE 4-1). 13. Place the pail below the rain gage and place the other end of the hose in it. 5. Overview The CS705 is manufactured by Campbell Scientific and is based on the paper Measuring Winter Precipitation with an Antifreeze-Based Tipping Bucket System presented at the 1996 Western Snow Conference (McCaughey and Farnes, 1996). The design possesses inherent delays and is not suitable for real time precipitation measurements. Three design factors contribute to measurement delays: air / antifreeze mixture temperature surface tension in the overflow tube precipitation form All precipitation falling into the catch tube eventually flows through the overflow tube and is measured by the tipping bucket gage. A delay of minutes is expected for liquid precipitation so long as a minimum volume of water ( 0.03 inches) is reached. A delay of several hours (up to tens) is expected for snow. Lightest density snow at very cold temperatures has the longest delay. The CS705 converts the TE525WS Texas Electronic Rain Gage, into a yearround precipitation gage. The CS705 is intended for use only during winter. Like any sensor, optimum performance is obtained by regular site visits. Any antifreeze-based precipitation gage orifice is susceptible to capping or snow bridging. NOTE The CS705 is coated with a smooth black coating to minimize surface adhesion and maximize solar loading, but snow bridging may still not occur. 5.1 Antifreeze Campbell Scientific recommends a 1:1 mixture of propylene glycol and ethanol (PGE). PGE is available from Campbell Scientific in a package of four, onegallon containers. Antifreeze can only be shipped in multiples of four gallons via UPS Ground and cannot be shipped outside of the continental United States. 5.1.1 Standard Car or RV Antifreeze is NOT Recommended Standard car or RV antifreeze consists of propylene glycol or ethylene glycol, which have a specific gravity >1. This allows a layer of water to sit on top of the antifreeze that may freeze and form an ice cap that prevents snowfall from being dissolved into the solution. Mixing the antifreeze with ethanol solves the specific gravity issue and prevents the ice cap. PGE is also more environmentally friendly. 5

CS705 Snowfall Adapter 5.2 Tipping Bucket Compatibility The CS705 is equipped with a specially sized cylinder that allows it to nest within the 8-inch orifice of the TE525WS Texas Electronic Rain Gage. The CS705 cannot be directly used with TE525, TE525MM, CS700, or TB4 rain gages. However, the TE525 and TE525MM gages can be converted to a TE525WS at Campbell Scientific. Refer to the Assistance section at the front of this manual for the steps required to return equipment to Campbell Scientific. 6. Specifications Construction: Capacity: Recommended Antifreeze: Antifreeze Capacity: Catch Tube Height: Catch Tube Orifice: Antifreeze Reservoir Height: Antifreeze Reservoir Diameter: Black powder coated aluminum 20.32 cm (8 in) of liquid @ 20 C operating temperature (assuming 1:0 starting ratio of anti-freeze to water). 1:1 mixture of propylene glycol and ethanol (PGE) 9.5 L (2.5 gallons) 25.4 cm (10 in) 21 cm (8.25 in) diameter 36 cm (14 in) 21 cm (8.25 in) Total Weight (CS705 + Antifreeze): 9 kg (20 lb) 7. Installation 7.1 Siting Choose a site that is easily accessible throughout the winter. The CS705 Snowfall Adapter and associated rain gage should be mounted in a relatively level spot that is representative of the surrounding area. The lip of the funnel needs to be horizontal and 76 cm (30 in) above the ground or higher to prevent burial by snow. The ground cover around the gage should be natural vegetation or gravel. Avoid mounting the gage over concrete or paved surfaces. The under catch of winter precipitation by antifreeze-based gages is directly related to wind speed. Errors due to wind can be minimized by properly siting the gage. The preferred gage site is in a natural well protected location. To ensure proper catch, an angle of 30 to 45 from a vertical line drawn through the center of the gage orifice to the surrounding obstructions should be maintained. FIGURE 7-1 illustrates the proper siting of a gage. 6

CS705 Snowfall Adapter Gages sited improperly and subjected to high winds will under catch winter precipitation generating erroneous data. An improperly sited gage subjected to high winds can be damaged by the wind. 60 to 90 FIGURE 7-1. Proper gage siting 7.2 Mounting Pole A user-supplied mounting pole or Campbell Scientific CM300-series stainlesssteel mounting pole can be used to mount the CS705 away from the tripod or tower. CM300-series poles can be embedded directly into a concrete foundation (FIGURE 7-2) or used with a pedestal kit. Campbell Scientific offers a j-bolt pedestal kit, a short-leg (23 in) pedestal kit, and a long-leg (39 in) pedestal kit (see FIGURE 7-3). 7

CS705 Snowfall Adapter 24 8 FIGURE 7-2. CM310 56-inch pole embedded in a concrete foundation 8

CS705 Snowfall Adapter 3.5 1.5 24 14 FIGURE 7-3. Pedestal kit options 7.3 Datalogger Programming 8. Maintenance Refer to the manual supplied with the TE525WS Texas Electronics Rain Gage. The manual is also available at www.campbellsci.com. The CS705 requires regular site visits. The number of required visits mainly depends on snowfall. Frequent or heavy snows require more site visits. During site visits, verify the slot in the top of the overflow tube is free from ice or debris and remove any debris from the catch orifice. If the slot in the overflow tube becomes plugged, the overflow tube may create a siphon and draw down the antifreeze level. The PGE solution gets diluted as precipitation is captured and mixed. Initially, the CS705 is charged with a pure antifreeze mixture giving it a 1:0 antifreeze to water ratio. The ratio increases to 1:1 with the equivalent of six inches of liquid, 1:2 with eight inches, and 1:3 with nine inches. The 1:1 solution becomes slushy at a temperature of 35 C, the 1:2 solution becomes slushy at 20 C, and the 1:3 solution at 10 C (McGurk, 1992). Ratios greater than 9

CS705 Snowfall Adapter 1:3 are not recommended. Refer to FIGURE 8-1 to determine the amount of remaining antifreeze based on precipitation (water equivalent) recorded. 4.500 4.000 3.500 Mix Ratio (Water to Antifreeze) 3.000 2.500 2.000 1.500 1.000 0.500 0.000 0 1 2 3 4 5 6 7 8 9 10 Water Equivalent Received (inches) FIGURE 8-1. Mix ratio versus precipitation received The TE525WS rain gage is designed to discharge precipitation out its base and onto the ground. This means the toxicity of any antifreeze solution used in this application needs to be considered. The PGE antifreeze consists of propylene glycol and denatured ethanol. Propylene glycol is a non-toxic biodegradable solution. Denatured ethanol, however, contains toxic additives to discourage ingestion. These additives are toxic to mammals. Fortunately, because ethanol evaporates rapidly when exposed to air, the denatured reagent should pose a limited risk. However, in consultation with the appropriate agency or land owner, an assessment of risk to animals should be conducted for each site and appropriate mitigation measures taken. When recharging, the solution should be disposed of in accordance with local, state, and federal regulations. The CS705 is recommended only for use during winter. It should be removed, cleaned, and carefully stored after the last snowfall, then reinstalled prior to the first snowfall of the coming winter. 10

CS705 Snowfall Adapter 9. References McCaughey, W. and Farnes, P.: 1996, Measuring Winter Precipitation with an Antifreeze-Based Tipping Bucket System, Proceedings 64 th Western Snow Conference, 130-136. McGurk, B.J.: 1992, Propylene Glycol and Ethanol as a Replacement Antifreeze for Precipitation Gauges: Dilution, Disposal, and Safety, Proceedings 60 th Western Snow Conference, 56-65. 11

CS705 Snowfall Adapter 12

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 1 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 1 Site Specific Information Customer: 2 Section I General Information MANUFACTURER S NAME: Interstate Chemical Co. EMERGENCY TELEPHONE NUMBER: (412) 981-3771 CHEMTREC EMERGENCY TELEPHONE NUMBER: (800) 424-9300 ADDRESS (NUMBER, STREET, CITY, STATE, ZIP): 2797 Freedland Rd. Hermitage, Pa. 16148 CHEMICAL NAME AND SYNONYMS: CAMPBELL SCIENTIFIC CS705 ANTIFREEZE TRADE NAME AND SYNONYMS: Same as above. CHEMICAL FAMILY: Solvent blend. FORMULA: Mixture DATE OF PREPARATION: 09/26/97 REVISION DATE: N/A PREPARED BY: Erik S. Bielata, Chemist ICC MSDS #: IC-00891 DISCLAIMER: All information contained in this data sheet is believed to be true and accurate at this time. However, there is no guarantee expressed or implied. The physical data has been calculated from available information. 3 Section II Hazardous Ingredients COMPONENT: CAS #: VOL % TLV (units) INTERSOL 84 200 PF. MIXTURE <55% 1000 ppm 1, 2 PROPANEDIOL 57-55-6 <55% N/A A-1

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 2 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 4 Section III Physical Data BOILING POINT (INDICATE IF F OR C ): 174-212 F VAPOR PRESSURE (mm Hg): 23 @ R.T. VAPOR DENSITY (AIR = 1): 2.1 SPECIFIC GRAVITY (H2O=1): 0.9164 PERCENT VOLATILE BY VOLUME (%): 100% EVAPORATION RATE (But Ac = 1): 1.7 SOLUBILITY IN WATER: Complete APPEARANCE AND ODOR: Clear, colorless, liquid; mild odor. 5 Section IV HMIS Rating HEALTH FLAMMABILITY REACTIVITY 2 4 0 0 = Minimal 1 = Slight 2 = Moderate 3 = Serious 4 = Severe 6 Section V Figure and Explosion Hazard Data FLASH POINT (METHOD USED): 68 F (TCC FLAMMABLE LIMITS: Volume % in Air LEL: 3.0 UEL: 15.8 EXTINGUISHING MEDIA: Use water spray, carbon dioxide, dry chemical, or alcohol-type foam applied to manufacturer s recommended techniques. SPECIAL FIRE FIGHTING PROCEDURES: Use self-contained breathing apparatus and protective clothing. A-2

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 3 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 6 Section V Fire and Explosion Hazard Data (continued) UNUSUAL FIRE AND EXPLOSION HAZARDS: Vapors form from this product and may travel or be moved by air currents and ignited by pilot lights or other ignition sources. 7 Section VI Health Hazard Data THRESHOLD LIMIT VALUE: See sect. II. EFFECTS OF ACUTE OVEREXPOSURE: EYE CONTACT: Liquid may cause discomfort w/ slight excess redness and possible swelling of the conjunctiva; corneal injury may occur. SKIN CONTACT: Frequent or prolonged contact may cause discomfort and local redness. INHALATION: INGESTION: May cause drowsiness, dizziness, disturbances of vision; tingling, numbness, and shooting pains in the hands and forearms. May cause nausea, abdominal pain, vomiting, headache, dizziness, shortness of breath, weakness, fatigue, leg cramps, confusion, restlessness, visual disturbances, drunken behavior, drowsiness, coma, and death (THERE MAY BE A DELAY OF SEVERAL HOURS BETWEEN SWALLOWING METHANOL AND THE ONSET OF SIGNS OF ANY SYMPTOMS). Visual effects include blurred vision, diplopia, changes in color perception, restriction of visual fields, and complete blindness. Ingestion of moderate quantities of methanol also produces metabolic acidosis; onset of symptoms may be delayed up to 48 hrs. 60 200 ml OF METHANOL IS A FATAL DOSE FOR MOST ADULTS. INGESTION OF AS LITTLE AS 10 ml HAS CAUSED BLINDNESS. With massive overdoses, liver, kidney, and heart muscle injuries have been described. A-3

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 4 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 7 Section VI Health Hazard Data (continued) EFFECTS OF REPEATED OVEREXPOSURE: Long-term repeated overexposure to methanol vapor concentrations of 3000 ppm or greater may allow a cumulative effect to occur w/ resulting nausea, vomiting, headache, ringing in the ears, insomnia, trembling, unsteady gait, vertigo, clouded double vision. Liver and kidney damage may occur, especially when overexposed to ethanol, which may cause liver injury w/ fibrosis. Due to its defatting properties, methanol may aggravate an existing skin condition, e.g. eczema; methanol may also aggravate existing liver and kidney diseases. OTHER HEALTH HAZARDS: Repeated ingestion of ethanol by pregnant mothers has been shown to adversely effect the CNS of the fetus, producing a collection of effects which together constitute the fetal alcohol syndrome. Symptoms include mental and physical retardation, learning disorders, motor and language deficiencies, behavioral disorders, and small size head. EMERGENCY AND FIRST AID PROCEDURES: EYE CONTACT: Flush eyes with large amounts of water until irritation subsides. If irritation persists, get medical attention. SKIN CONTACT: Immediately flush with large amounts of water; use soap if available. Remove contaminated clothing, including shoes, after flushing has begun. INHALATION: INGESTION: Using proper respiratory protection, immediately remove the affected victim to fresh air. Administer artificial respiration if breathing has stopped. Keep at rest, Call for prompt medical attention. If swallowed, DO NOT induce vomiting. Keep at rest. Get prompt medical attention. Small amounts which accidentally enter the mouth should be rinsed until taste is gone. A-4

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 5 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 8 Section VII Reactivity Data STABILITY (choose one): ( ) UNSTABLE ( x ) STABLE * CONDITIONS TO AVOID: None. INCOMPATBILITY (MATERIALS TO AVOID): Strong oxidizers, strong inorganic acids. HAZARDOUS DECOMPOSITION PRODUCTS: CO AND CO2 HAZARDOUS POLYMERIZATION (choose one): ( ) MAY OCCUR ( x ) WILL NOT OCCUR * CONDITIONS TO AVOID: None. 9 Section VIII Spill or Leak Procedures STEPS TO BE TAKEN IN CASE MATERIAL IS RELEASED OR SPILLED: Contain spill; provide adequate ventilation; keep people away; EXTINGUISH ALL IGNITION SOURCES; keep material out of public waters; use dry absorbent on small spills. WASTE DISPOSAL METHOD: Dispose of according to all federal, state and local regulations. 10 Section IX Special Protection Information RESPIRATORY PROTECTION (SPECIFY TYPE): NIOSH approved organic vapor cartridge. VENTILATION: LOCAL EXHAUST: preferred MECHANICAL (GENERAL): acceptable SPECIAL: N/A OTHER: N/A PROTECTIVE GLOVES: Rubber or neoprene. EYE PROTECTION: Safety glasses or goggles. OTHER PROTECTIVE EQUIPMENT: Rubber apron and boots; eye bath, safety shower. A-5

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 6 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 11 Section X Shipping Data D.O.T. SHIPPING NAME: FLAMMABLE LIQUIDS, N.O.S. (contains Ethanol) PRODUCT NAME: CAMPBELL SCIENTIFIC CS705 ANTIFREEZE D.O.T. HAZARD CLASS: 3 U.N./N.A. NUMBER: UN-1993 (PG II) PRODUCT RQ: N/A/ D.O.T. LABEL: FLAMMABLE D.O.T. SUBSIDIARY LABEL: N/A D.O.T. PLACARD: FLAMMABLE 12 Section XI Special Precautions PRECAUTIONS TO BE TAKEN IN HANDLING AND STORING: ***DANGER!!! May cause eye damage and blindness if swallowed. FLAMMABLE DO NOT SWALLOW Harmful if inhaled Keep away from heat, sparks, flame Harmful if absorbed through skin Avoid breathing vapor Causes eye irritation DO NOT get on skin, on clothing May cause drowsiness, dizziness Avoid contact w/ eyes May cause heart muscle damage Keep container closed May cause liver and kidney damage Use w/ adequate ventilation Wash thoroughly after handling OTHER PRECAUTIONS: FLAMMABLE LIQUID Clean equipment thoroughly prior to maintenance and/or repair. PROCESS HAZARD Sudden release of hot organic chemical vapors or mists from equipment operating at elevated temperature and pressure, or sudden ingress of air into vacuum equipment, may result in ignitions w/ out the presence of obvious ignition sources. ANY USE OF THIS PRODUCT IN ELEVATED-TEMPERATURE PROCESSES SHOULD BE THOROUGHLY EVALUATED TO ESTABLISH AND MAINTAIN SAFE OPERATING CONDITIONS. A-6

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze Date Printed: 09-26-1997 Page 7 Interstate Chemical Co. MSDS for CAMPBELL SCIENTIFIC CS705 ANTIFREEZE 1899-- 12 Section XI Special Precautions (continued) TRANSFER HAZARD Vapors of this product may be ignited by static sparks. 13 Section XII SARA Title III This product contains the following toxic chemical that is claimed as a trade secret, but disclosed as an upper bound concentration to comply with the reporting requirements of Section 313 of the Emergency Planning and Community Right-to-Know Act of 1986 and of 40 CFR Park 372. **METHANOL (CAS #67-56-1) ---- <5% 14 Section XIII Section Revisions Revisions have been made to the following sections: A-7

Appendix A. MSDS for Campbell Scientific CS705 Antifreeze A-8

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