ORTHO-PHOSPHORIC ACID 99% CRYST. FOR ANA

Code: 1005650500 D2-231

Analysis Note

Assay (acidimetric): ≥ 99 %Identity: passes testChloride (Cl): ≤ 2 ppmNitrate (NO3): ≤ 2 ppmPhosphite and Hypophosphite (as H3...


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Analysis Note

Assay (acidimetric): ≥ 99 %Identity: passes testChloride (Cl): ≤ 2 ppmNitrate (NO3): ≤ 2 ppmPhosphite and Hypophosphite (as H3PO3): ≤ 500 ppmFluoride (F): ≤ 0.5 ppmAs (Arsenic): ≤ 1 ppmCa (Calcium): ≤ 20 ppmCd (Cadmium): ≤ 1 ppmCo (Cobalt): ≤ 1 ppmCu (Copper): ≤ 1 ppmFe (Iron): ≤ 10 ppmK (Potassium): ≤ 5 ppmMg (Magnesium): ≤ 1 ppmMn (Manganese): ≤ 1 ppmNa (Sodium): ≤ 50 ppmNi (Nickel): ≤ 1 ppmPb (Lead): ≤ 1 ppmSb (Antimony): ≤ 1 ppmZn (Zinc): ≤ 1 ppmVolatile acids (as CH3COOH): ≤ 20 ppmSubstances reducing potassium permanganate (as O): ≤ 20 ppm

Legal Information

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

Other Notes

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

Packaging

500 g in Plastic bottle

anion traceschloride (Cl-): ≤2 ppm, phosphite, hypophosphite (as H3PO3): ≤500 ppm, nitrate (NO3-): ≤2 ppm, fluoride (F-): ≤0.5 ppm
assay≥99% (acidimetric)
bp158 °C (lit.)
cation tracesMg: ≤1 ppm, As: ≤1 ppm, Cu: ≤1 ppm, Cd: ≤1 ppm, Ni: ≤1 ppm, Na: ≤50 ppm, Zn: ≤1 ppm, Sb: ≤1 ppm, Pb: ≤1 ppm, Co: ≤1 ppm, K: ≤5 ppm, Ca: ≤20 ppm, Fe: ≤10 ppm, Mn: ≤1 ppm
concentration85% phosphoric acid
density1.84 g/cm3 at 38 °C, 1.685 g/mL at 25 °C (lit.)
formsolid
impurities≤20 ppm Volatile acids (as CH3COOH), ≤20 ppm Substances reducing potassium permanganate (as O)
InChI keyNBIIXXVUZAFLBC-UHFFFAOYSA-N
InChI1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
mp~40 °C (lit.)
pH﹤0.5 (20 °C, 100 g/L in H2O)
potency2740 mg/kg LD50, skin (Rabbit)
product lineEMSURE®
Quality Level300
SMILES stringOP(O)(O)=O
solubility750-850 g/L
storage temp.2-30°C
vapor density3.4 (vs air)
vapor pressure5 mmHg ( 25 °C), 2.2 mmHg ( 20 °C)
Cas Number7664-38-2
Hazard Class8
Un Number3453
Pack GroupIII
This product has met the following criteria: