DI-SODIUM HYDROGEN PHOSP. ANHYD. P.A.

Code: 1065861000 D2-231

Analysis Note

Assay (alkalimetric): ≥ 99.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water, 25 °C): 8.7 - 9.3Chloride (Cl): ≤ 0.002 %Sulfate (SO_4<...

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Analysis Note

Assay (alkalimetric): ≥ 99.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water, 25 °C): 8.7 - 9.3Chloride (Cl): ≤ 0.002 %Sulfate (SO₄): ≤ 0.005 %Heavy metals (ACS): ≤ 0.001 %Cu (Copper): ≤ 0.0003 þ (Iron): ≤ 0.001 %K (Potassium): ≤ 0.01 %Pb (Lead): ≤ 0.001 %Loss on Drying (105 °C): ≤ 0.2 %Corresponds to ACS, Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Linkage

Replaces: SX0720; SX0720-1; SX0720-5; SX0720-7; SX0720-20

Packaging

50 kg in Fibre carton

12 kg in Bucket, plastic

1, 2.5 kg in Plastic bottle

500 g in Plastic bottle

agency	reag. Ph. Eur.
anion traces	sulfate (SO₄^2-): ≤0.005%, chloride (Cl^-): ≤0.002%
assay	≥99.0% (alkalimetric)
bulk density	880 kg/m³
cation traces	Fe: ≤0.001%, heavy metals: ≤0.001%, Cu: ≤0.0003%, K: ≤0.01%, Pb: ≤0.001%
form	solid
grade	ACS reagent
impurities	≤0.01% Insoluble matter
InChI key	BNIILDVGGAEEIG-UHFFFAOYSA-L
InChI	1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
loss	≤ 0.2% loss on drying, 105 °C
mp	250 °C (decomposition)
pH	8.7-9.3 (20 °C, 10 g/L in H₂O)
pKa (25 °C)	(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
potency	>2000 mg/kg LD₅₀, oral (Rat)
product line	EMSURE^®
Quality Level	300
SMILES string	[Na+].[Na+].[H]OP([O-])([O-])=O
storage temp.	2-30°C