Photography — Processing chemicals — Specifications for 1-phenyl-3-pyrazolidinone
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Reference:
ISO 3299:1994
Publication Year:
1994
Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade 1-phenyl-3-pyrazolidinone (phenidone) and specifies the test methods to be used to determine the purity.
21 000 F CFA
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