BS 757-1975 标准详情
- 标准号:BS 757-1975
- 中文标题:弧焊设备认证操作规程
- 英文标题:methods for sampling and testing gelatine physical and chemical methods
- 标准类别:英国标准
- 发布日期:
Sampling, test preparation, moisture content, jelly strength, viscosity, melting and setting point, water absorption, keeping quality, pH, grease, ash, sulphur dioxide, chloride, arsenic, heavy metals.
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