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5 % SPECIFIC ROTATION [a][@D@] +31
Test Specification Min Max ASSAY 91 - 95 % 91 - 95 % ARSENIC (As) 3 mg/kg CHLORIDE (Cl) 0
00% RESIDUE AFTER EVAPORATION 0
Test Specification Min Max ASSAY (CHCl[@3@]
01% PHOSPHORUS COMPOUNDS (as PO[@4@]) 0
Oxalic Acid Dihydrate Crystal Reagent ACS Cosmetic Bulk Chemicals 5 % SPECIFIC ROTATION [a][@D@]Test Specification Min Max ASSAY [(COOH)[@2@][ 2H[@2@]O] 99. 5 102. 50% SUBSTANCES DARKENED BY HOT H[@2@]SO[@4@] TO PASS TEST INSOLUBLE MATTER 0. 01% RESIDUE AFTER IGNITION 0. 01% CHLORIDE (Cl) 0. 00% SULFATES (SO[@4@]) 0. 01% CALCIUM (Ca) 0. 00% NITROGEN COMPOUNDS (as N) 0. 00% HEAVY METALS (by ICP OES) 5 ppm IRON (Fe) 2 ppm
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