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日期:2024-08-20
Extinguishing Media: Water spray. Carbon dioxide, dry chemical powder or appropriate foam. Special Firefighting Procedures: Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes. Unusual Fire And ......
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日期:2024-08-24
Polyvinyl acetate, PVA, PVAc, poly(ethenyl ethanoate), is a rubbery synthetic polymer with the formula (C4H6O2)n. It belongs to the polyvinyl esters family with the general formula -[RCOOCHCH2]-. It is a type of thermoplastic.[1] It should not be confused...
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日期:2024-08-18
1. Product Identification Synonyms: Polyvinyl alcohol; PVA; Polyvinol; ethenol homopolymer CAS No.: 9002-89-5 Molecular Weight: Not applicable to mixtures. ... 3. Hazards Identification Emergency Overview CAUTION! MAY FORM COMBUSTIBLE DUST ......
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日期:2024-08-23
CAUTION: BEFORE USING ANY OF THESE PRODUCTS, YOU MUST BECOME COMPLETELY FAMILIAR WITH THE SAFETY AND HAZARD INFORMATION CONTAINED IN OUR MATERIAL SAFETY DATA SHEETS REGARDING THESE PRODUCTS. McGean ......
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日期:2024-08-24
【英文名称】 polyvinyl alcohol. 【中文同义词】 聚乙烯醇薄膜聚乙烯醇浆糊聚乙烯醇
纤维维尼纶聚乙烯醇聚乙烯醇缩甲醛纤维维纶聚乙烯醇(17-99型) 聚乙烯醇(17-88型
)....
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日期:2024-08-22
ChemicalBook 为您提供聚乙烯醇(9002-89-5)的化学性质,熔点,沸点,密度,
分子式,分子量,物理性质,毒性,结构式,海关 ... 食品添加剂最大允许使用量最大
允许残留量标准 聚乙烯醇试剂级价格 ... 聚乙烯醇MSDS. 聚乙烯醇 · Poly(vinyl
alcohol) ......
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日期:2024-08-19
105条结果 ... 答:结构式-[CH2CH(OH)]n- 聚乙烯醇是一种不由单体聚合而通过聚醋酸乙烯酯
水解得到的水溶性聚合物,简称。白色片状、絮状或粉末状固体,无味。...