DEF 97 : 1959
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CALCIUM HYDROXIDE
08-03-1993
01-12-2013
Specification for a grade of calcium hydroxide suitable for use in water softening plants and as an ingredient for cements.
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