e-Proc/CHEMICALS_25012024/ CHEM_IIEST/579

Supply of Laboratory Chemical

Chromium(0) hexacarbonyl - 98%

Molybdenumhexacarbonyl ≥99.9% trace metals basis

Bis(1,5-cyclooctadiene)nickel(0) >95.0%(T)

Diironnonacarbonyl 98%

Silver hexafluorophosphate 99.99% trace metals basis

Bis(1,5-cyclooctadiene)rhodium(I) trifluoromethanesulfonate 98%

Chloroform-d (99.8 atom % D), Water (by Karl Fischer <100% Water

Dimethyl sulfoxide-d6 > 99.955 %atom % D Purity (GC) > 99.0 % Water (by Karl Fischer) < 0.0250 %

α-Tetralone purity 97%

Cyclohexanone purity 99.8%, colour test < 20 APHA

Phosphorus tribromide Purity 99%, Titration by AgNO3, 98.5 - 101.5 %

1,2-dibromobenzene purity 98%

2-Bromoaniline GC purity 98%, Titration with HClO4 97.5 - 102.5 %

Allyl bromide purity 99%, contains ≤1000 ppm propylene oxide as stabilizer

Chlorobenzene anhydrous, 99.8%

Ethyl acetoacetate purity 99%

Pyrrole, analytical standard purity (GC area %) ≥ 98.0 %, water ≤ 0.5 %, refractive index N20/D 1.508 - 1.511

Imidazole purity (GC) ≥ 99.0 %, Titration with HClO4 98.5 - 101.5 %

N,N-Dimethylacetamide anhydrous, 99.8%, Water (by Karl Fischer), < 0.005 %

Pyridine anhydrous, 99.8%, Water (by Karl Fischer), < 0.003 %

Chitosan high molecular weight, Viscosity 800 - 2000 cps

Benzoylformic acid purum, ≥98.0% (T), titration (T) NaOH 0.1M 98.0 - 102.0 %

Palladium(II) chloride purity 99.995%, % Pd With Dimethylglyoxime 57.9 - 62.1 %

Palladium(II) acetate 99.98% trace metals basis

Copper(I) iodide purity, ≥99.5%

Morpholine Purity (GC), ≥99%

Dimethyl sulfoxide Purity (GC) ≥ 99.90 % Titrable Acid (meq/g) < 0.001

Dichloromethane Purity (GC) > 99.80 %Anhydrous, Water (by Karl Fischer) < 0.001 %

Acetone-d6 99.9 atom % D Water (by Karl Fischer) 0.025 %

Acetonitrile suitable for HPLC, gradient grade, ≥99.9%

Copper(I) oxide ≥99.99% trace metals basis, anhydrous

Potassium iodide ACS reagent, ≥99.0% Phosphate (PO4) < 0.001 %

Cobalt(II) acetylacetonate 97%, Water (by Karl Fischer) < 3.5 %

Ammonium molybdate 99.98% trace metals basis

Vanadium(V) oxide 99.95% trace metals basis

Copper(II) trifluoromethanesulfonate 98% ( Titration by Na2S2O3 97.5- 102.5 %)

Magnesium hydroxide ≥99.0% (KT), ZINC (ICP) ≤ 5 mg/kg

Copper(II) hydroxide technical grade, Complexiometric EDTA > 58.3 %

D-(+)-Mannose suitable for microbiology, ≥99.0% (sum of enantiomers, HPLC)

Glycine ReagentPlus®, ≥99% (HPLC) Ammonia (NH3) < 0.01 %

L-Cystine ≥98% (TLC), crystalline

β-Carotene Purity by UVVS 92.5 - 101.0 %

Caffeine powder, Purity (HPLC) > 99.0 % , Water (by Karl Fischer) < 0.5 %

Chloramine-T hydrate 95%

Tetrabromomethane Purity (GC) 99%

Vanillin Purity (GC ) 99%

Thiourea Assay (exN ≥ 98 % )

Phenylacetylene 98%

rac-BINAP Purity (HPLC) 97%

o-Phenylenediamine flaked, Purity (HPLC) 99.5%

Salicylaldehyde PURITY (GC AREA %) 98%

1-Methyl-2-pyrrolidinone anhydrous anhydrous,99.5%

Toluene-d8 99.6 atom % D, contains 0.03 % (v/v) TMS

Methanol-d4 for NMR spectroscopy,99.8 atom % D

Ethylene Glycol extrapure AR,99.5%

Deuterium oxide 99.9 atom % D, contains 0.05 wt. % 3-(trimethylsilyl)propionic-2,2,3,3-d4 acid, sodium salt

9-Phenanthrenecarboxaldehyde 97%

Anthracene-9-carboxylic acid 98%

2-Methylpyridine-3-carboxylic acid 98%

9-Bromoanthracene >94 %(GC)(HPLC)

2-Aminobenzonitrile 98%

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