BSI - BS 4427-3
Methods of Test for Sodium Tripolyphosphate (Pentasodium Triphosphate) and Sodium Pyrophosphate (Tetrasodium Pyrophosphate) for Industrial Use - Part 3: Condensed Phosphates for Industrial Use (Including Foodstuffs): Determination of Iron Content
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| Organization: | BSI |
| Publication Date: | 29 September 1989 |
| Status: | active |
| Page Count: | 8 |
| ICS Code (Salts): | 71.060.50 |
scope:
1,10-phenanthroline spectrometric method, applicable to products with iron contents of not less than 2 mg/kg.
Document History
BS 4427-3
September 29, 1989
Methods of Test for Sodium Tripolyphosphate (Pentasodium Triphosphate) and Sodium Pyrophosphate (Tetrasodium Pyrophosphate) for Industrial Use - Part 3: Condensed Phosphates for Industrial Use (Including Foodstuffs): Determination of Iron Content
1,10-phenanthroline spectrometric method, applicable to products with iron contents of not less than 2 mg/kg.
February 28, 1969
Methods of test for sodium tripolyphosphate (
2,2'-Bipyridyl method applicable to sample, containing more than 0.001 per cent of iron.
References
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