1005732510

Analysis Note

Assay (alkalimetric)≥ 85.0 %Identitypasses testAppearance of solutionpasses testColor≤ 10 HazenChloride (Cl)≤ 2 ppmFluoride (F)≤ 1 ppmNitrate (NO₃)≤ 3 ppmPhosphite and Hypophosphite (as H₃PO₃)≤ 20 ppmHypophosphite, phosphitepasses testHeavy metals (as Pb)≤ 10 ppmSulfate (SO₄)≤ 20 ppmAs (Arsenic)≤ 0.5 ppmCa (Calcium)≤ 20 ppmCd (Cadmium)≤ 0.5 ppmCo (Cobalt)≤ 0.5 ppmCu (Copper)≤ 0.5 ppmFe (Iron)≤ 10 ppmK (Potassium)≤ 5 ppmMg (Magnesium)≤ 5 ppmMn (Manganese)≤ 0.5 ppmNa (Sodium)≤ 200 ppmNi (Nickel)≤ 1.0 ppmPb (Lead)≤ 0.5 ppmSb (Antimony)≤ 5 ppmZn (Zinc)≤ 2 ppmMatter precipitated by ammoniapasses testVolatile acids (as Acetic acid)≤ 10 ppmSubstances reducing potassium permanganate (as O)≤ 10 ppmInsoluble matter≤ 10 ppm

General description

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

Legal Information

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

Other Notes

Concentrated phosphoric acid is approx. 85% H₃PO₄ (aqueous).

Packaging

1, 2.5 l in Plastic bottle

2.5 l in Glass btl. pl.coat.

25 l in Plastic container

agency	reag. ISO, reag. Ph. Eur.
bp	158 °C (lit.)
color	APHA: ≤10
concentration	85% phosphoric acid
density	1.685 g/mL at 25 °C (lit.)
form	liquid
grade	ACS reagent
impurities	≤0.5 ppm Mn (Manganese), ≤0.5 ppm As (Arsenic), ≤20 ppm Sulfate (SO₄), ≤0.5 ppm Cu (Copper), ≤200 ppm Na (Sodium), ≤20 ppm Ca (Calcium), ≤2 ppm Zn (Zinc), ≤0.5 ppm Co (Cobalt), ≤1.0 ppm Ni (Nickel), ≤0.5 ppm Cd (Cadmium), ≤10 ppm Fe (Iron), ≤10 ppm Substances reducing potassium permanganate (as O), ≤10 ppm Heavy metals (as Pb), ≤5 ppm Sb (Antimony), ≤2 ppm Chloride (Cl), ≤20 ppm Phosphite and Hypophosphite (as H₃PO₃), ≤10 ppm Volatile acids (as Acetic acid), ≤5 ppm K (Potassium), ≤3 ppm Nitrate (NO₃), ≤1 ppm Fluoride (F), ≤10 ppm Insoluble matter, ≤0.5 ppm Pb (Lead), ≤5 ppm Mg (Magnesium)
InChI key	NBIIXXVUZAFLBC-UHFFFAOYSA-N
InChI	1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
kinematic viscosity	30.5 cSt(20 °C)
mp	~40 °C (lit.)
pH	﹤0.5 (20 °C, 100 g/L in H₂O)
product line	EMSURE^®
Quality Level	300
SMILES string	OP(O)(O)=O
storage temp.	no temp limit
vapor density	3.4 (vs air)
vapor pressure	5 mmHg ( 25 °C), 2.2 mmHg ( 20 °C)