STAS 11624/4-1983
PHOSPHATING SOLUTIONS Total and free acidity determination

Standard No.
STAS 11624/4-1983
Release Date
1983
Published By
RO-ASRO
Latest
STAS 11624/4-1983
Scope
Prezentul standard stabile?te metodele pentru determinarea acidit??ii totale ?i acidit??ii libere pentru solu?iile de fosfatare utilizate ?n trat amentul suprafe?elor metalice.

STAS 11624/4-1983 history

STAS 11624/4-1983 -All Parts

STAS 11624/1-1983 PHOSPHATING SOLUTIONS Determination of phosphoric acid, azotic acid and sodiimi nitrate STAS 11624/2-1982 PHOSPHATING SOLUTIONS Manganese, nickel and zinc determination STAS 11624/3-1982 PHOSPHATING SOLUT.ONS Chrome and iron determination STAS 11624/4-1983 PHOSPHATING SOLUTIONS Total and free acidity determination STAS 11624/5-1983 PHOSPFIATING SOLUTIONS Determination of fluor and hexafluor-silieic acid STAS 11624/6-1983 PHOSPHATING SOLUTIONS Determination of calcium oxide, phosphorus oxide and water soluble sulphur trioxide STAS 11624/7-1983 PHOSPHATING SOLUTIONS Determination of aspect colour, density, pH and suspensions content


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