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...

Size:
Qty:
prices from$610
Size:
Qty:
prices from$189
Size:
Qty:
prices from$235
Size:
Qty:
prices from$219
Size:
Qty:
prices from$394
Size:
Qty:
prices from$986
Size:
Qty:
prices from$161
Size:
Qty:
prices from$217

Folic Acid Powder FCC

F1079-10GM
$207

Test Specification Min Max ASSAY (ANHYDROUS BASIS) 95.0 - 102.0 % 95.0 - 102.0 % LEAD (Pb) 2 mg/kg RESIDUE ON IGNITION 0.30% WATER 8.50% IDENTIFICATION TO PASS TEST EXPIRATION...

Size:
Qty:
prices from$207

Molecular Sieve Activated Type 4A 4-8 Mesh

M1379-500GM
$311

TestSpecificationMinMaxAPPEARANCE

Size:
Qty:
prices from$311

Dithiothreitol Ultrapure

DI184-1GM
$287

TestSpecificationMinMaxASSAY (S-H)99.00%MELTING POINT38� 44�COXIDIZED DITHIOTHREITOL0.50%

Size:
Qty:
prices from$287

Glycerin BioSolv(R)

BS650-1LT
$858

Test Specification Min Max ASSAY (by GC) 99.70% COLOR (APHA) 10 NEUTRALITY TO PASS TEST TO PASS TEST RESIDUE AFTER IGNITION 0.01% ACROLEIN AND GLUCOSE TO PASS TEST TO PASS...

Size:
Qty:
prices from$858

Doxorubicin Hydrochloride USP

D1237-25GM
$22,726

Test Specification Min Max ASSAY (ANHYDROUS, SOLVENT-FREE BASIS) 98 102.00% CRYSTALLINITY TO PASS TEST TO PASS TEST pH of a 0.5% Solution 4 5.5 WATER DETERMINATION 4.00% ACETONE AND ISOPROPYL...

Size:
Qty:
prices from$22,726

Sudan Black B

SU121-25GM
$130

TestSpecificationMinMaxABSORPTION MAX598 (415) nm598 (415) nm

Size:
Qty:
prices from$130

L-(+)-Lactic Acid High Purity

L1004-1KG
$211

TestSpecificationMinMaxASSAY (TITRATION)88%REFRACTIVE INDEX @ 20�C1.4261.428

Size:
Qty:
prices from$211

alpha-Lipoic Acid

L1515-1GM
$149

TestSpecificationMinMaxASSAYAPPROX. 98 %APPROX. 98 %MELTING POINT60 - 62 C60 - 62 CRETEST DATE

Size:
Qty:
prices from$149

L-Asparagine Monohydrate

AS115-1KG
$135

Test Specification Min Max ASSAY (DRIED BASIS) 98.0 - 101.5% 98.0 - 101.5% SPECIFIC ROTATION +33.0� to +36.5 +33.0� to +36.5 LOSS ON DRYING 11.5 - 12.5% 11.5 - 12.5%...

Size:
Qty:
prices from$135

Silver Nitrate Crystal Reagent ACS

S1085-25GM
$496

Test Specification Min Max ASSAY (AgNO[@3@]) 99.00% 99.00% CLARITY OF SOLUTION TO PASS TEST TO PASS TEST CHLORIDE (Cl) 5 ppm FREE ACID TO PASS TEST TO PASS TEST SUBSTANCES...

Size:
Qty:
prices from$496

Heptane Anhydrous

H1274-100ML
$249

TestSpecificationMinMaxASSAYAPPROX. 99 %APPROX. 99 %WATER (100 ml size)0.01%WATER (1L size)0.00%RESIDUE AFTER EVAPORATION0.00%RETEST DATE

Size:
Qty:
prices from$249

Heptane 99.5 Percent BioSolv(R)

BS660-1LT
$400

Test Specification Min Max ASSAY (by GC) n-HEPTANE 99.00% C7HYDROCARBONS 99.90% COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION...

Size:
Qty:
prices from$400

Acetonitrile Exceeds A.C.S. Specifications BioSolv(R)

BS410-1LT
$563

Test Specification Min Max ASSAY (CH[@3@]CN) 99.90% 99.90% COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION 1 ppm TITRABLE...

Size:
Qty:
prices from$563

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 @...

Size:
Qty:
prices from$345

Doxycycline Hydrochloride

D2735-10GM
$1,047

TestSpecificationMinMaxAPPEARANCEEXPIRATION DATE

Size:
Qty:
prices from$1,047

Isopropyl Ether Stabilized Reagent ACS

I1052-250ML
$175

TestSpecificationMinMaxASSAY (C[@6@]H[@14@]O)99.00%COLOR (APHA)25PEROXIDE0.05%RESIDUE AFTER EVAPORATION0.01%TITRABLE ACID0.0007 meq

Size:
Qty:
prices from$175

Sodium Iodide Reagent

S1330-25GM
$171

Test Specification Min Max ASSAY (NaI) 99.00% ALKALINITY (as Na[@2@]CO[@3@]) 0.02% BARIUM (Ba) 0.00% CHLORIDE AND BROMIDE (as Cl) 0.01% HEAVY METALS (as Pb) 5 ppm INSOLUBLE 0.01% IODATE (IO[@3@])...

Size:
Qty:
prices from$171

Ammonium Bicarbonate Crystal Reagent

A1125-12KG
$106

TestSpecificationMinMaxASSAY (NH[@4@]HCO[@3@])99.00%CHLORIDE (Cl)0.00%LEAD (Pb)3 ppmNONVOLATILE RESIDUE0.05%SULFATES (SO[@4@])0.01%

Size:
Qty:
prices from$106

Water WFI Quality Sterile Tested to USP Specifications with Septum Cap

25-055-CVC-6X500MLCS
$286

Test Specification Min Max MYCOPLASMA Negative Negative CONDUCTIVITY Meets USP requir Meets USP requir TOTAL ORGANIC CARBON 500 ppb ENDOTOXIN 0.025 EU/m CELLGROWTH LM (PLATING EFFICIENCY) To pass test To...

Size:
Qty:
prices from$286

Xylene Cyanol FF

XY105-10GM
$290

TestSpecificationMinMaxLOSS ON DRYING @ 105 C10%EXPIRATION DATE

Size:
Qty:
prices from$290

1-Chlorobutane BioSolv(R)

BS500-1LT
$613

Test Specification Min Max ACTUAL LOT ANALYSIS : ASSAY (by GC) 99.50% COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST TITRABLE ACID...

Size:
Qty:
prices from$613

12-Dimethoxyethane Reagent

DI139-100ML
$196

TestSpecificationMinMaxASSAY99.50%COLOR (APHA)10PEROXIDE CONTENT (as H[@2@]O[@2@])0.01%ACIDITY (as CH[@3@]COOH)0.02%WATER0.05%

Size:
Qty:
prices from$196

Maltose Powder Reagent

MA155-100GM
$247

TestSpecificationMinMaxASSAY (MALTOSE)92.00%ASSAY (GLUCOSE)3.00%LOSS ON DRYING7.00%HEAVY METALS (as Pb)0.00%

Size:
Qty:
prices from$247

Methylene Blue Anhydrous

M3271-5GM
$290

TestSpecificationMinMaxAPPEARANCEGREEN SOLIDGREEN SOLID

Size:
Qty:
prices from$290

Methylene Chloride Hydrocarbon Stabilized Exceeds A.C.S. Specifications BioSolv(R)

BS730-4LT
$666

Test Specification Min Max ASSAY (by GC) 99.90% APPEARANCE CLEAR CLEAR COLOR (APHA) 10 ULTRAVIOLET ABSORBANCE (1 cm cell vs. water) TO PASS TEST TO PASS TEST RESIDUE AFTER EVAPORATION...

Size:
Qty:
prices from$666

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...

Size:
Qty:
prices from$171

Potassium Acetate Crystal Reagent ACS

P1170-125GM
$172

Test Specification Min Max ASSAY (C[@2@]H[@3@]KO[@2@]) 99.00% pH OF A 5% SOLUTION @ 25[dC 6.5 9 INSOLUBLE MATTER 0.01% CHLORIDE (Cl) 0.00% PHOSPHATE (PO[@4@]) 0.00% SULFATES (SO[@4@]) 0.00% HEAVY METALS...

Size:
Qty:
prices from$172
Size:
Qty:
prices from$127
Showing 1–144 of 496 results