Thiourea Crystal Reagent ACS size:125 GM 01% ELEMENTAL IMPURITIES: NICKEL (Ni)

01% ELEMENTAL IMPURITIES: NICKEL (Ni) AS REPORTED AS REPORTED CHROMIUM (Cr) AS REPORTED AS REPORTED MOLYBDENUM (Mo) AS REPORTED AS REPORTED ORGANIC IMPURITIES TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

DRIED BASIS) 99 100

5 ueq/g TITRABLE BASE 3 ueq/g WATER 0

98% APPEARANCE CLEAR COLORLESS CLEAR COLORLESS

0 pH OF A 5% AQUEOUS SOLUTION 6

Thiourea Crystal Reagent ACS size:125 GM 01% ELEMENTAL IMPURITIES: NICKEL (Ni)Test Specification Min Max ASSAY (CH[@4@]N[@2@]S; DRIED BASIS) 99. 00% MELTING POINT 174 177?? 174 177?? SOLUBILITY IN WATER TO PASS TEST RESIDUE AFTER IGNITION 0. 10% LOSS ON DRYING 0. 50%