Active standard | Published: 01/09/1975

ISO 3357:1975

Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
(Tripolyphosphate et pyrophosphate de sodium a usage industriel — Dosage de l´oxyde de phosphore(V) total — Méthode gravimétrique au phosphomolybdate de quinoleine)

Available languages: English, French

Available design: electronic design (pdf), Print design

from 65.80 USD show on eshop

Detail information

Designation: ISO 3357:1975

Publication date: 01/09/1975

Pages: 3

Country: International technical standard

Where to buy?

You can buy at www.mystandards.biz

Anotation

Description / Abstract: Based on hydrolysis of a test portion by prolonged boiling in the presence of hydrochloric acid. Precipitation of the phosphate ions in the form of quinoline phosphomolybdate in the presence of acetone. Filtration by means of a filter crucible, washing, drying and weighing of the precipitate.

Popular Publishers

full catalog