ISO 2481:1973
ISO 2482:1973
ISO 2483:1973
ISO 2830:1973
ISO 2831:1973
ISO 2832:1973
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ISO 3357:1975
Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
Automatically translated name:
Sodium tripolyphosphate and sodium pyrophosphate for industrial use -- Determination of total phosphorus(V) oxide content -- Quinoline phosphomolybdate gravimetric method
STANDARD published on 1.9.1975
The information about the standard:
Designation standards: ISO 3357:1975
Publication date standards: 1.9.1975
SKU: NS-431141
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 3357:1975 :
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.
Similar standards:
1.1.1973
1.2.1973
1.1.1973
1.12.1973
1.12.1973
1.12.1973
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