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20% ELEMENTAL IMPURITIES AS REPORTED IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST
Test Specification Min Max ABSORPTION MAX 629 (423) nm 629 (423) nm VISUAL TRANSITION INTERVALS pH 0
02% ARSENIC (As) 1 ppm COPPER (Cu) 0
AMINES AND ORGANIC NITROGEN COMPOUND TO PASS TEST TO PASS TEST EXPIRATION DATE MANUFACTURE DATE
95 % SULFATES (SO[@4@]) 0
Edetic Acid NF Redox Research Reagents 20% ELEMENTAL IMPURITIES AS REPORTEDTest Specification Min Max ASSAY 98 100. 50% RESIDUE ON IGNITION 0. 20% ELEMENTAL IMPURITIES AS REPORTED IRON (Fe) 0. 01% NITRILOTRIACETIC ACID 0. 30% IDENTIFICATION TO PASS TEST RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST
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