Sodium phosphate dibasic, Puriss., meets analytical specification of BP, Ph.�Eur., USP, FCC, E 339, anhydrous, 98-100.5% (calc. to the dried substance)

Code: 04276-1KG D2-114

Puriss., meets analytical specification of BP, Ph. Eur., USP, FCC, E 339, anhydrous, 98-100.5% (calc. to the dried substance)

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Assay (calculated to the dried substance):	98.0 - 100.5 %
Assay of NaH₂PO₄ (calculated to dried substances):	max. 1.0 %
Loss on drying (105°C, 4 h):	max. 1.0 %
Loss on drying (130°C):	max. 1.0 %
pH (1 %,20°C):	8.4 to 9.6
Ammonium (NH₄):	max. 0.002 %
Arsenic (As):	max. 1 ppm
Cadmium (Cd):	max. 1 ppm
Copper (Cu):	max. 0.001 %
Iron (Fe):	max. 20 ppm
Mercury (Hg):	max. 1 ppm
Lead (Pb):	max. 1 ppm
Zinc (Zn):	max. 0.001 %
Heavy metals (as Pb):	max. 10 ppm
Chloride (Cl):	max. 50 ppm
Fluoride (F):	max. 10 ppm
Pyrophosphate (as Na4P₂O₇):	max. 2.0 %
Sulfate (SO₄):	max. 200 ppm
Water insoluble matter:	max. 0.2 %
Appearance of the solution:	complying
Reducing impurities:	complying
Residual solvents:	complying
Turbidity:	max. 3.5 NTU