1063461000

Analysis Note

Assay (alkalimetric): 99.0 - 102.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water, 25 °C): 4.1 - 4.5UV absorption (280 nm; 1 mol/l; 1 cm; water): ≤ 0.05Chloride (Cl): ≤ 0.0005 %Sulfate (SO₄): ≤ 0.003 %Total nitrogen (N): ≤ 0.001 %Heavy metals (ACS): ≤ 0.0005 Ê (Calcium): ≤ 0.005 þ (Iron): ≤ 0.0005 %K (Potassium): ≤ 0.005 %Corresponds to ACS,Reag. Ph Eur

Legal Information

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

Linkage

Replaces: SX0709; SX0709-5; SX0710; SX0710-1; SX0710-3; SX0710-5; SX0710-20

Packaging

25, 50 kg in Fibre carton

12 kg in Bucket, plastic

1 kg in Plastic bottle

500 g in Plastic bottle

agency	reag. Ph. Eur.
anion traces	sulfate (SO₄^2-): ≤0.003%, chloride (Cl^-): ≤0.0005%
assay	99.0-102.0% (alkalimetric)
bulk density	880 kg/m³
cation traces	Fe: ≤0.0005%, heavy metals: ≤0.0005%, K: ≤0.005%, Ca: ≤0.005%, N: ≤0.001%
density	2.04 g/cm³ at 20 °C
form	crystals
grade	ACS reagent
impurities	≤0.01% Insoluble matter
InChI key	BBMHARZCALWXSL-UHFFFAOYSA-M
InChI	1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1
pH	4.1-4.5 (25 °C, 50 g/L in H₂O)
potency	>7940 mg/kg LD₅₀, skin (Rabbit), >2000 mg/kg LD₅₀, oral (Rat)
product line	EMSURE^®
Quality Level	300, 200
SMILES string	[Na+].[H]O[H].OP(O)([O-])=O
solubility	850 g/L
storage temp.	2-30°C
UV absorption	λ: 280 nm A_max: ≤0.05