Ortho phosphoric acid PurChrom for HPLC, 85-90% 

HPLC Buffer


Linear Formula:  H3PO4
Molecular Weight:  98.0 g/mol
CAS Number: 7664-38-2

Properties

Water Solubility 98 g/l at 20 °C
Assay Purity 85 - 90 %
B pt. 158 °C (lit.)
M pt. 40°C
Density 1.685 g/mL at 25°C (lit.)
Form Liquid

Safety Information

Hazard Statement(s) H290,H302,H314
Precautionary Statement  P261 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
GHS Pictogram
Signal word Danger
HS Code 28092020
Storage Temp. Store at Room Temperature.
Storage Class 8B - Non-combustible corrosive hazardous materials
UN Number UN1805

Description

Application
It rust-proofs metals etches glass and ceramics flavors soft drinks as an acidulant and produces phosphate fertilizers detergents and flame retardants.

Purpose
Its primary purpose is pH adjustment corrosion inhibition and as a precursor for phosphates in fertilizers food processing and industrial chemicals.

General Description
Orthophosphoric acid (HPO) is a colorless odorless viscous liquid or white crystalline solid (pure form). It is highly soluble in water has a density of about 1.88 gcm melting point around 42C and acts as a tribasic acid.