DEFSTAN 68-120/1(1990) : 1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specifies the requirements for a grade of material, known commercially as dibutyltin dilaurate, which is suitable for use as a catalyst in certain cold setting or curing urethane and silicone polymer systems, and also as a stabilizer in certain PVC compositions.
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