pH of phosphoric acid
pH of phosphoric acid, Total:6 items.
The international standard classification for "pH of phosphoric acid" includes: Surface active agents , Salts .
The Chinese standard classification for "pH of phosphoric acid" includes: Basic standards and general methods for chemical additive .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 9984.7-2004 Sodium tripolyphosphate for industrial use-Measurement of pH-Potentiometric method
- GB/T 9984.7-1988 Sodium tripolyphosphate for industrial use--Masurement of pH potentiometric method
British Standards Institution (BSI)
- BS 4427-2:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Measurement of pH value of sodium tripolyphosphate
- BS 4427-2:1969(1999) Methods of test for Sodium tripolyphosphate (pentaSodium triphosphate) and sodium pyrophosphate (tetraSodium pyrophosphate) — Part 2 : Measurement of pH value of sodium tripolyphosphate
International Organization for Standardization (ISO)
- ISO 851:1976 Sodium trypolyphosphate for industrial use; Measurement of pH; Potentiometric method
Association Francaise de Normalisation
- NF T20-494:1973 Sodium tripolyphosphate for industrial use. Measurement of ph. Potentiometric method.
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