REFERENCE DESCRIPTION PROMO NET PRICE

Catalysis

REFERENCE DESCRIPTION PROMO NET PRICE 420727-1G Chloro(dimethylsulfide)gold(I) 37 420727-250MG Chloro(dimethylsulfide)gold(I) 122 254037-500MG Chloro(triphenylphosphine)gold(I) - 99.9 % trace metals basis 90 254037-5G Chloro(triphenylphosphine)gold(I) - 99.9 % trace metals basis 394 579726-1G Grubbs Catalyst, 1st generation 70 579726-5G Grubbs Catalyst, 1st generation 253 569747-100MG Grubbs Catalyst, 2nd Generation 66 569747-500MG Grubbs Catalyst, 2nd Generation 193 577944-100MG Hoveyda-Grubbs Catalyst 1st Generation 38 577944-500MG Hoveyda-Grubbs Catalyst 1st Generation 473 577944-2G Hoveyda-Grubbs Catalyst 1st Generation 156 569755-100MG Hoveyda-Grubbs Catalyst 2nd Generation 49 569755-500MG Hoveyda-Grubbs Catalyst 2nd Generation 176 216666-1G Tetrakis(triphenylphosphine)palladium(0) - 99 % 49 216666-5G Tetrakis(triphenylphosphine)palladium(0) - 99 % 166 Catalysis

Gas Chromatography

Gas Chromatography REFERENCE DESCRIPTION PROMO NET PRICE Capillary columns for general use 24079 SUPELCOWAX 10 - L I.D. 30 m 0.25 mm, df 0.25 μm 327 28046-U Equity -1 - L I.D. 30 m 0.25 mm, df 0.25 μm 352 28372-U Equity -1701 - L I.D. 30 m 0.25 mm, df 0.25 μm 352 28471-U SLB -5ms - L I.D. 30 m 0.25 mm, df 0.25 μm 287 GC Accessories 20628 Supeltex M-4 Capillary Ferrule, I.D. 0.8 mm, 0.53 mm Column I.D., pkg of 10 26 22498 Supeltex M-4 Capillary Ferrule, I.D. 0.4 mm, 0.10-0.25 mm Column I.D., pkg of 10 26 22489 Supeltex M-2A Capillary Ferrule, I.D. 0.8 mm, 0.53 mm Column I.D., pkg of 10 28 503258 Supeltex M-2A Capillary Ferrule, I.D. 0.4 mm, 0.10-0.25 mm Column I.D., pkg of 10 28 20654 Thermogreen LB-2 Septa - diam. 11.0 mm - PK50 82 23154 Thermogreen LB-2 Septa - diam. 11.5 mm - PK50 82 23159 Thermogreen LB-2 Septa - diam. 17 mm - PK50 82 28336-U Molded Thermogreen LB-2 Septa, with injection hole - diam. 11 mm - PK50 55 28676-U Molded Thermogreen LB-2 Septa, solid discs - diam. 11 mm - PK50 55 21003-U Therm-O-Ring Seal - 1/4» - PK10 11 21004-U Therm-O-Ring Seal - 1/4» - PK25 23 23318-U Inlet Seal - stainless steel (gold-plated) - PK2 60 24833-U Column Nut for 1/16» Agilent - PK2 24 2879605-U Split/splitless FAST FocusLiner (wool packed)- PK05 - SGE 092005 80 2879825-U Split/splitless FocusLiner (wool packed) for HP, 4mm ID - PK25 - SGE 092002 308 2879905-U Split/splitless FocusLiner with taper (wool packed) - PK05 - SGE 092003 93 GC-HS solvents 67484-100ML 1,3-Dimethyl-2-imidazolidinone puriss. p.a., suitable for GC-HS, 99.5% (GC) 59 51779-1L Dimethyl sulfoxide puriss. p.a., suitable for GC-HS, 99.9% (GC) 70 44901-1L N,N-Dimethylacetamide puriss. p.a., suitable for GC-HS, 99.9% (GC) 98 51781-1L N,N-Dimethylformamide puriss. p.a., suitable for GC-HS, 99.9% (GC) 65 53463-1L Water puriss. p.a., suitable for GC-HS 22 Derivatization reagents 33027 BSTFA,25ML 72 33148 BSTFA + TMCS, 99:1 (SYLON BFT), KIT 109

HPLC

REFERENCE DESCRIPTION PROMO NET PRICE HPLC columns 565324-U Ascentis RP-Amide HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 321 565325-U Ascentis RP-Amide HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 360 567516-U Discovery HS F5 HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 420 567517-U Discovery HS F5 HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 444 581324-U Ascentis C18 HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 321 581325-U Ascentis C18 HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 360 581424-U Ascentis C8 HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 284 581425-U Ascentis C8 HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 317 581512-U Ascentis Si HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 321 581513-U Ascentis Si HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 360 581616-U Ascentis Phenyl HPLC Column - 5 μm, L I.D. 15 cm 4.6 mm 324 581617-U Ascentis Phenyl HPLC Column - 5 μm, L I.D. 25 cm 4.6 mm 363 Ion pair reagents 51832-10G-F Sodium 1-heptanesulfonate monohydrate - puriss. p.a., 99.0% 114 52862-10G-F Sodium 1-hexanesulfonate monohydrate - puriss. p.a., 99.0% 98 74882-10G-F Sodium 1-octanesulfonate monohydrate - puriss. p.a., 99.0% 113 86853-10G-F Tetrabutylammonium bisulfate - puriss. p.a., 99.0% 121 86854-100ML Tetrabutylammonium hydroxide solution - puriss. p.a., ~40% in H2O 36 HPLC

Lab Equipment

REFERENCE DESCRIPTION PROMO NET PRICE Lab Equipment - general W1001-100EA Aluminum weighing boats - W L D 7 mm 22 mm 7 mm 94 W1126-100EA Aluminum weighing boats - W L D 4 mm 12 mm 4 mm 70 Z108812-1EA Zerostat anti-static instrument 110 Z401366-1EA KDS single-syringe pump, series 100 - AC input 220 V, European 2-pin plug 1 037 Z530212-1EA Aldrich AtmosBag - two-hand, size M, closure type, Zipper-lock 41 Z630101EU-1EA IKA RET Basic C stirring hotplates - AC input 230 V 640 Z645060EU-1EA IKA RCT basic IKAMAG safety control - AC input 230 V 529 Lab Equipment Hamilton Syringes - 1000 Series Gastight, PTFE Luer Lock 20997 Volume 1.0 ml - 1001TLL 33 20998 Volume 2.5 ml - 1002TLL 33 20999 Volume 5.0 ml - 1005TLL 39 21000-U Volume 10mL - 1010TLL 43 20683 Volume 25.0 ml - 1025TLL 122 20707 Volume 50.0 ml - 1050TLL 162 21967 Volume 100mL - 1100TLL 208 * Offer is valid until December 31, 2010. This offer cannot be used in conjuction with any other or special pricing agreement. Prices do not include VAT. sigmaaldrich.com

Solvents and Tubes for NMR

REFERENCE DESCRIPTION PROMO NET PRICE NMR Solvents 522147-10G Acetonitrile-d3-99.8 atom % D (screw cap bottle) 24,40 151823-100G Chloroform-d - 99.8 atom % D 9,50 225789-100G Chloroform-d - 99.8 atom % D, contains 0.03 % (v/v) TMS 14,20 151890-50G Deuterium oxide - «100%», 99.96 atom % D 42,20 151882-100G Deuterium oxide - 99.9 atom % D 35,30 151874-100G Dimethyl sulfoxide-d6 93,10 151947-25G Methanol-d4-99.8 atom % D 47,80 Solvents & Tubes for NMR NMR Solvents (10 0.75 ml in ampule) 444766-1PAK Dimethyl sulfoxide-d6 - «100%», 99.96 atom % D 85,20 441392-1PAK Dimethyl sulfoxide-d6-99.9 atom % D 9,50 444855-1PAK Acetone-d6-99.9 atom % D 16,00 441317-1PAK Acetonitrile-d3-99.8 atom % D 14,90 441325-1PAK Benzene-d6-99.6 atom % D 10,60 444731-1PAK Chloroform-d, «100%», 99.96 atom % D 16,70 441368-1PAK Deuterium oxide - «100%», 99.96 atom % D 14,80 441376-1PAK Deuterium oxide - 99.9 atom % D 9,30 446106-1PAK Dichloromethane-d2-99.9 atom % D 28,60 441384-1PAK Methanol-d4-99.8 atom % D 26,00 444758-1PAK Methanol-d4, «100%», 99.96 atom % D 57,40 441406-10X.75ML Tetrahydrofuran-d8-99.5 atom % D 85,20 515191-1PAK Toluene-d8-99.6 atom % D 19,70 532983-10X0.6ML Pyridine-d5-99.5 atom % D 25,30 Wilmad NMR Tubes (pack of 5 tubes) Z271985-1PAK Wilmad NMR tubes 5mm, precision - limit 100 MHz, L 7 in., 505-PS 15,50 Z271993-1PAK Wilmad NMR tubes 5mm, precision - limit 300 MHz, L 7 in., 507-PP 23,50 Z272019-1PAK Wilmad NMR tubes 5mm, precision - limit 500 MHz, L 7 in, 528-PP 35,00 Z272027-1PAK Wilmad NMR tubes 5mm, precision - limit 600 MHz, L 7 in., 535-PP 47,50 Z412007-1PAK Wilmad NMR tubes 5mm, precision - limit 800 MHz, L 7 in., 541-PP-7 73,50

Sample Preparation

REFERENCE DESCRIPTION PROMO NET PRICE SPE Acessories 57044 Visiprep SPE Vacuum Manifold - DL (Disposable Liner), 12-port model 734 57265 Visiprep SPE Vacuum Manifold - DL (Disposable Liner), 24-port model 1 089 57030-U Visiprep SPE Vacuum Manifold - standard, 12-port model 607 57250-U Visiprep SPE Vacuum Manifold - standard, 24-port model 895 SPE tubes silica 57014 Supelclean LC-NH2 SPE Tube - 500 mg, 3 ml, pk of 54 118 505706 Supelclean ENVI-18 SPE Tube - 1 g, 6 ml, pk of 30 94 Sample Preparation SPE tubes - other adsorbents 57057 Supelclean LC-Florisil SPE Tube - 1 g, 6 ml, pkg of 30 80 57084 Supelclean LC-Alumina-B SPE Tube - 1 g, 3 ml, pkg of 54 85 57094 Supelclean ENVI-Carb SPE Tube - 500 mg, 6 ml, pk of 30 90 57226 Supelclean ENVI-Chrom P SPE Tube - 500 mg, 6 ml, pk of 30 130 SPE tubes - HLB 54181-U Supel - Select HLB SPE Tube - 30 mg, 1 ml, pk of 100 89 54182-U Supel - Select HLB SPE Tube - 60 mg, 3mL, pk of 50 71 54183-U Supel - Select HLB SPE Tube - 200 mg, 6mL, pk of 30 85 54184-U Supel - Select HLB SPE Tube - 500 mg, 12mL, pk of 30 87 54186-U Supel - Select HLB SPE Tube - 1g, 20mL, pk of 30 128

Silica and TLC plates

REFERENCE DESCRIPTION PROMO NET PRICE Bulk silica 60737-1KG Silica gel - for flash chromatography, 40-63µm, 60Å, 530 m2/g 26 60737-5KG Silica gel - for flash chromatography, 40-63µm, 60Å, 530 m2/g 110 60737-25KG Silica gel - for flash chromatography, 40-63µm, 60Å, 530 m2/g 389 60738-1KG Silica gel - for flash chromatography, 35-70µm, 60Å, 500 m2/g 34 60738-5KG Silica gel - for flash chromatography, 35-70µm, 60Å, 500 m2/g 116 60741-1KG Silica gel - for flash chromatography, 35-70µm, 60Å, 500 m2/g 20 60741-5KG Silica gel - for flash chromatography, 35-70µm, 60Å, 500 m2/g 68 60741-25KG Silica gel - for flash chromatography, 35-70µm, 60Å, 500 m2/g 269 Silica and TLC plates TLC plates 60763-50EA Silica gel on glass TLC plates - H W 5 cm 10 cm, with fluorescent indicator 254 nm 30 60800-20EA Silica on TLC Alu foils - silica gel matrix, H W 10 cm 20 cm, with fluorescent indicator 254 nm 20 70643-50EA Silica on TLC Alu foils - silica gel matrix, H W 4 cm 8 cm, with fluorescent indicator 254 nm 18 71532-25EA Aluminum oxide on TLC-PET foils - with fluorescent indicator 254 nm, size 20 cm 20 cm, aluminum oxide matrix 70 89070-50EA Silica gel on TLC PET-foils - silica gel matrix, size 4 cm 8 cm 17 99577-25EA Silica gel on TLC-PET foils - with fluorescent indicator 254 nm, silica gel matrix, size 20 cm 20 cm 45 99876-50EA Silica gel on TLC plates - H W 10 cm 20 cm, silica gel matrix 78

Solvents

Solvents REFERENCE DESCRIPTION PROMO NET PRICE Solvents for GC 34480-2.5L Acetone - PESTANAL, solvent for residue analysis 12 34484-2.5L Hexane - PESTANAL, solvent for residue analysis 22 Solvents for HPLC 34851-2.5L Acetonitrile - CHROMASOLV gradient grade, 99.9% 19 34856-2.5L Dichloromethane - CHROMASOLV, 99.8%, contains amylene as stabilizer 19 34860-2.5L-R Methanol CHROMASOLV, 99.9% 13 34859-2.5L Hexane - CHROMASOLV, 97.0% (GC) 43 34875-2.5L tert-butyl methyl ether - CHROMASOLV, 99.8% 45 34865-2.5L Tetrahydrofuran - CHROMASOLV Plus, 99.9%, inhibitor-free 90 34877-2.5L Water - CHROMASOLV Plus 13 Solvents for LC-MS 34967-2.5L Acetonitrile - LC-MS CHROMASOLV, 99.9% 69 34966-2.5L Methanol - LC-MS CHROMASOLV, 99.9% 25 34965-2.5L 2-Propanol - LC-MS CHROMASOLV, 99.9% 33 39253-1L-R Water - LC-MS CHROMASOLV 11 Anhydrous Solvents 271004-6X1L Acetonitrile - anhydrous, 99.8% 245 296082-6X1L Diethyl ether - contains 1 ppm BHT as inhibitor, anhydrous, 99.7% 201 322415-6X1L Methanol - anhydrous, 99.8% 116 227056-6X1L N,N-Dimethylformamide - anhydrous, 99.8% 284 401757-6X1L Tetrahydrofuran - anhydrous, 99.9%, inhibitor-free 308

Syringes

REFERENCE DESCRIPTION QTY MANUFACTURER PROMO NUMBER NET PRICE Hamilton Syringes 20734 700 series, cemented needle - volume size 10 μl, needle size 26s ga (bevel tip) 1 80300 17 20779 700 series, cemented needle - volume size 10 μl, needle size 26s ga (bevel tip) 6/PK 80366 91 20782 1700 Series, Removable needle - volume 50 μl, needle size 22s ga (bevel tip) 1 80930 35 20783 1700 Series, Removable needle - volume 100 μl, needle size 22s ga (bevel tip) 1 81030 37 21000-U 1000 Series Gastight, PTFE Luer Lock - volume 10.0 ml 1 81620 43 21317 Microliter Syringe, Cemented Needle - volume size 10 μl 6/PK 80390 138 24574 HP7673 Microliter Syringe, Cemented Needle - volume size 10 μl - 701ASN 6/PK 80391 145 26200-U 700 series, cemented needle - volume 5 μl, needle size 26s ga, 75N, PT#2 1 87900 23 28621-U 1001LTN syringe - volume 1 ml, needle L 51 mm (2 in.), needle size 23 ga (cone tip, side port) 1 203082 65 Syringes SGE syringes 24408 Microvolume Syringe - volume 1 μl - 1BR-7 1 000505 44 24419 Syringes for Shimadzu AOC14, 17, 20 and 20i Autosamplers - volume 10 μl, needle L 42 mm- 10R-S-0.63 1 002898 44 24421 Syringes for Other Autosamplers, 10µL, 10R-VA8X-2 1 002924 158 509221 Microvolume Syringe - volume 1 μl, needle L O.D. 50 mm 0.63 mm 1 000500 46 509507 Gas Tight Syringes, Luer Lock - volume 10 ml 1 008960 46

Vials

REFERENCE DESCRIPTION PROMO NET PRICE Vials with solid caps 27138 Vials, screw top with solid cap with PTFE liner, preassembled - size 4 ml, clear glass 45 27150-U PK100 7ML Clear Vials, screw top with solid cap with PTFE liner, preassembled 49 27160-U PK100 15ML Clear Vials, screw top with solid cap with aluminum liner, preassembled 35 27161 PK100 15ML Clear Vials, screw top with solid cap with PTFE liner, preassembled 53 Kits 2 in 1 SU860194 SU860195 SU860196 SU860197 SU860198 SU860199 2 in1 KIT 1,5ml Short Thread ND9 (32x11,6mm 1,5ml. clear glass vials wide opening + Ultrabond seal blue 6mm centre Hole silicone beige/ptfe white, 1,0mm with slit septa) improved Waters quality 30 2 in1 KIT 1,5ml Short Thread ND9 (32x11,6mm 1,5ml. clear glass vials wide opening + PP short Cap Blue 6mm centre Hole silicone white/ptfe blue, 1,0mm with slit septa 27 2 in1 kit universal vial, short thread autosampler vials, volume size 1.5 ml, blue polypropylene cap (open-top), red PTFE/white silicone (with slit), PK100 17 2 in1 KIT 0,3ml Short Thread ND9. wide opening, blue polypropylene cap (with 6 mm center hole), clear polypropylene (with integrated 0.3 ml insert) 18 2 in1 kit universal vial, short thread autosampler vials, volume size 1.5 ml, black polypropylene cap, red PTFE/white silicone septum PK100 16 2 in1 kit universal vial, standard opening, clear glass vials + PP black cap centre Hole red PTFE/white silicone septum (UltraClean) PK1000 156 Vials