ASTM E785实验室灼烧金属坩锅
日期:2012-02-08 11:06
ASTM E785 Standard Specification for Crucibles, Ignition, Laboratory, Metal
ASTM E785实验室灼烧金属坩锅
This specification covers two types of metal ignition crucibles, nickel or platinum, complete with covers, for laboratory use. Two types of crucibles shall be classified according to their capacities: Type I is nickel with capacities of 100 mL and 250 mL and Type II is platinum with capacity of 20 mL. Type I are crucibles and covers which shall be made from 99.4% nickel, spun and hardened and
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10/31 11:35