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Silica Gel For Chromatography40-63 Micron (230-400 Mesh) 60A Ultrapure
SIL19-100GM
$153
Test Specification Min Max pH OF A 5 % (weight/weight) SUSPENCION 6.5 7.5 SURFACE AREA 480 550 m�/g
Sodium Hydroxide Pellets BiotechGrade
S1301-500GM
$316
Test Specification Min Max APPEARANCE WHITE PELLETS WHITE PELLETS ODOR ODORLESS ODORLESS ASSAY (Total Alkali including a Max. of 3.0% NaCO3) 95 100.50% INSOLUBLE SUBSTANCES & ORGANIC MATTER TO PASS...
Silica Gel Davisil(R) Grade 635 60-100 Mesh 60A
SIL63-100GM
$309
Test Specification Min Max PARTICLE SIZE 60 - 100 MESH 60 - 100 MESH
Toluene Exceeds A.C.S. Specifications HPLC Grade
HP852-1LT
$285
Test Specification Min Max ASSAY (C[@7@]H[@8@]O); by GC) 99.80% COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST RESIDUE AFTER EVAPORATION 5 ppm SULFUR COMPOUNDS (as...
Molecular Sieve Activated Type 3A 8-12 Mesh
M1251-500GM
$336
Test Specification Min Max 8-12 MESH TO PASS TEST TO PASS TEST
Molecular Sieve Activated Type 4A 1/16 in. Pellets
M1295-500GM
$311
Test Specification Min Max BULK DENSITY (lb/ft3) As reported As reported CRUSH STRENGTH (lbs) As reported As reported EQUILIBRIUM H[@2@]O CAPACITY (WT-%) As reported As reported MOISTURE CONTENT (WT-%) As...
Glycerin Electrophoresis Grade
G3235-100ML
$201
Test Specification Min Max ASSAY (by UV-VIS) 99.00% CHLORINATED COMPOUNDS (as Cl) 0.01% SULFATE 0.01% HEAVY METALS (as Pb) 3 ppm RETEST DATE
Boric Acid Granular Electrophoresis Grade
B1640-500GM
$610
Test Specification Min Max ASSAY (H[@3@]BO[@3@]; DRIED BASIS) 99.50% SOLUBILITY IN ALCOHOL TO PASS TEST pH of a 3.3 % Solution 3.8 4.8 LOSS ON DRYING (OVER SILICA) 0.50% ARSENIC...
n-Propyl Alcohol Exceeds A.C.S. Specifications HPLC Grade
HP802-1LT
$440
Test Specification Min Max ASSAY (by GC) 99.50% SOLUBILITY IN WATER TO PASS TEST TO PASS TEST ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST...
Silica Gel For Chromatography200-500 Micron (35-70 Mesh) 90A Ultrapure
SIL31-100GM
$171
Test Specification Min Max pH OF A 1 IN 10 SUSPENSION 6.5 - 7.5 6.5 - 7.5 SURFACE AREA APPROX. 400m�/g APPROX. 400m�/g
Silica Gel Spherical For SPE Cartridges and Column Packing75-200 Micron 70A Ultrapure
SIL46-25GM
$221
Test Specification Min Max pH OF A 1 IN 10 SUSPENSION 6.5 - 7.5 6.5 - 7.5 SURFACE AREA (BET) APPROX. 500 m /g APPROX. 500 m /g
Polysorbate 20 Electrophoresis Grade
P1816-100ML
$150
Test Specification Min Max HYDROXYL VALUE 96 108 RESIDUE AFTER IGNITION 0.25% HEAVY METALS 0.00% WATER 3.00%
Silica Gel Grade 633 200-425 Mesh 60A
SIL61-100GM
$290
Test Specification Min Max SURFACE AREA 480 m2/g 480 m2/g PORE VOLUME 0.70 - 0.85 CC/G 0.70 - 0.85 CC/G
Alumina Activated 80-200 Mesh Chromatographic Grade
AL219-2.5KG
$333
Test Specification Min Max APPEARANCE
Acetone GCSolv (TM)
GC001-1LT
$359
Test Specification Min Max ASSAY 99.90% 99.90% COLOR (APHA) 10 ECD RESPONSIVE RESIDUE (as[nHEPTACHLOR EPOXIDE) 10 ppt FID RESPONSIVE RESIDUE (as 2-OCTANOL) 5 ppb RESIDUE AFTER EVAPORATION 1 ppm WATER...
1-Chlorobutane HPLC Grade
HP502-1LT
$651
Test Specification Min Max ASSAY (by GC) 99.50% COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION 5 ppm WATER...
Bromophenol Blue Electrophoresis Grade
B3408-25GM
$345
Test Specification Min Max E(1cm, 1 %, @ 598 nm) 1000 1000 LAMBDA MAX. (?) 598+/-2 nm 598+/-2 nm SOLUBILITY TO PASS TEST TO PASS TEST LOSS ON DRYING @...
Silica Gel Grade 60 60-200 Micron 60A
SIL57-100GM
$250
Test Specification Min Max pH (SUSPENSION 5% w/w) 6.0 - 8.0 6.0 - 8.0 SURFACE AREA 480 - 550 m2/g 480 - 550 m2/g PARTICLE SIZE DISTRIBUTION UNDER 45�m 15.00%...
Chloroform Electrophoresis Grade
C3029-950ML
$433
Test Specification Min Max ASSAY 99.80% 99.80% COLOR (APHA) 10 RESIDUE AFTER EVAPORATION 0.00% LEAD (Pb) 0.05 ppm CHLORIDE (Cl) 10 ppm TITRABLE ACID 0.5 meq/g ABSORBANCE @ 290 nm...
Gelatin Powder
G3222-500GM
$286
Test Specification Min Max GEL STRENGTH As reported As reported pH 3.8 - 7.6 3.8 - 7.6 LOSS ON DRYING 15% RETEST DATE
Tris(hydroxymethyl)aminomethane Ultrapure
SP303-100GM
$171
Test Specification Min Max ASSAY (DRIED BASIS) 99.8-100.1 % 99.8-100.1 % pH OF A 5% AQUEOUS SOLUTION 10.0 - 11.5 10.0 - 11.5 MELTING POINT 168 - 172 C 168...
Formamide Deionized Ultrapure
F3425-950ML
$742
Test Specification Min Max ASSAY 99.50% FREEZING RANGE 1� -3�C 1� -3�C CONDUCTIVITY 100 umhos ABSORBANCE @ 280 nm 0.05 IRON (Fe) 0.00% COPPER 0.1 ppm LEAD 0.5 ppm ZINC...
Chromatography Lab Chemicals
Find a wide supply of chromatography lab chemicals at Spectrum Chemical, including silica gel, alumina, and more. A form of silicon dioxide made from sodium silicate, silica gel is a granular and porous solid often used as a chromatography support base. Spectrum specializes in providing the top chromatography lab chemicals but if you do not see the product, grade or form of the ingredient you require, just contact our chemical specialist at 800-772-8786. cGMP Certified Facilities and 45,000 chemicals - Trust Your Ingredients!