仲甲醛;聚甲醛;固体甲醛;多聚甲醇;多聚甲醛;聚合甲醛;聚蚁醛;聚氧化甲烯;Paraformal…… 多聚甲醛;仲甲醛;固体甲醛;聚合甲醛;Paraformaldehyde 多聚甲醛;聚蚁醛;聚合甲醛;仲甲醛;固体甲醛;聚合蚁醛;Paraformaldehyde;Pol……
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paraform m 三聚甲醛
N a white amorphous solid polymeric form of formaldehyde: used as a convenient source of formaldehyde and as a fumigant. Formula: (CH2O)n, where n lies between 6 and 50 多聚甲醛
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