ASTM D1933作为电绝缘材料的氮气的标准规范
日期:2012-02-10 10:24
by suitable means.
Note 1The fact that metal containers are filled with materials meeting this specification does not exclude the possibility that the materials might become contaminated with unlisted impurities.
1.2 The following safety hazards caveat pertains only to the test method portion, Section 5, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish
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09/08 05:57