| 1. | Determination of solubility of wool in urea - bisulphite solution
羊毛在尿素亚硫酸氢盐溶液中溶解度的测定
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| 2. | Sodium meta bisulphite food tech grade
焦亚硫酸钠
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| 3. | Sodium meta - bisulphite
焦亚硫酸钠
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| 4. | Sodium meta bisulphite
焦亚硫酸钠
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| 5. | Testing of textiles ; determination of the solubility of wool in urea bisulphite solution
纺织品的检验.羊毛的尿素-亚硫酸氢盐溶解性的测定
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