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工业循环冷却水中苯并三氮唑测定方法
Industrial circulating cooling water -- Determination of Benzotriazole
价格:¥0.00
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工业循环冷却水中巯基苯骈噻唑测定方法
Industrial circulating cooling water -- Determination of mercaptobenzo-thiazole
价格:¥0.00
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工业循环冷却水中亚硝酸盐的测定 分光光度法
Industrial circulating cooling water -- Determination of nitrite -- Molecular absorption spectrometric method
价格:¥0.00
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乳化剂S-80
Emulsifier S--80
价格:¥0.00
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烷基苯磺酸中磺酸和硫酸含量的测定
价格:¥0.00
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工业循环冷却水污垢和腐蚀产物分析方法规则
Principle for sludge and corrosion product analytical methods of industrial circulating cooling water
价格:¥0.00
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工业循环冷却水水质分析方法规则
Principle for water quality analytical methods of industrial circulating cooling water
价格:¥0.00
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分子吸收光谱分析方法标准编写规定
Rules for drafting molecular absorption spectrometry analysis standards
价格:¥0.00
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