脲醛树脂 UF |
FDA 21CFR | 水提取物 | water extractives |
正庚烷提取物 | n-heptane extractives | ||
8%乙醇提取物 | 8% alcohol extractives | ||
氯乙烯/乙烯共聚物 | FDA 21CFR | 水提取物 | water extractives |
正庚烷提取物 | n-heptane extractives | ||
氯乙烯和乙烯共聚物提取量(以有机氯计) | Vinyl chloride ethylene copolymer content of aqueous extract |