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20% SELENIUM (Se) 30 ppm HEAVY METALS 20 ppm 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
Test Specification Min Max ASSAY 97% 97% MELTING POINT 51 - 57 C 51 - 57 C
50% TRACEABLE TO NIST APPEARANCE EXPIRATION DATE
10% MANGANESE (Mn) 0
60% LEAD (Pb) 2 mg/kg SOLUBLE SALTS 1% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE
Hexamethylenetetramine Reagent ACS N-Substituted 20% SELENIUM (Se) 30 ppmTest Specification Min Max ASSAY (C[@6@]H[@12@]N[@4@]) 99. 00% LOSS ON DRYING 2. 00% RESIDUE AFTER IGNITION 0. 10% HEAVY METALS (as Pb) 0. 00%
