Phosphoric acid for HPLC, 85-90%

Name: Phosphoric acid
Synonymn: Orthophosphoric acid
Description: for HPLC, 85-90%

Container Type: Plastic Bottle

Molar Mass: 98 g/mol

Empirical Formula: H₃O₄P
Linear Formula: H₃PO₄

CAS Number: 7664-38-2
Bielstein Registry Number: 1921286
MDL Number: MFCD00011340
UNSPSC Code: 12161700

SPECIFICATIONS

Appearance: complying
Assay: 85.0 - 90.0 %
Density (D 20/4): 1.680 - 1.720
Absorbance at 210 nm: max. 0.07
Absorbance at 220 nm: max. 0.06
Absorbance at 230 nm: max. 0.05
Absorbance at 250 nm: max. 0.04
Absorbance 500 nm: max. 0.02



PHYSICAL PROPERTIES

Vapor Pressure: 2.2 mmHg ( 20 °C)
Vapor Pressure: 5 mmHg ( 25 °C)
Vapor Density: 3.4 (vs air)
Boiling Point: 158 °C
Freezing Point: 21 °C
Density: 1.71 g/cm3



SAFETY INFORMATION

Hazard Class: 8
Package Group: III
UN ID: 1805
Signal Word: Danger

GHS Classification:
Corrosive (GHS05)

Hazard Statement(s):
May be corrosive to metals (H290)
Causes severe skin burns and eye damage (H314)

Precautionary Statement(s):
Keep only in original container (P234)
Do not breathe dust/fume/gas/mist/vapours/spray (P260)
Wear protective gloves/protective clothing/eye protection/face protection (P280)
Wear respiratory protection (P284)