参考答案:
1.有机涂层,金属和电镀制品要求U.S. FDA CFR 21 175.300:
water extractives 去离子水浸取法;
8% alcohol extractives 8%酒精浸取法;
n-heptane extractives 正庚烷浸取法。
2.纸制品要求 U.S. FDA CFR 21 176.170:
Net chloroform soluble extractives for water fraction 氯仿可溶萃取物(去离子水浸取法);
Net chloroform soluble extractives for 8 % alcohol fraction 氯仿可溶萃取物(8%酒精浸取法);
Net chloroform soluble extractives for 50 % alcohol fraction 氯仿可溶萃取物(50%酒精浸取法);
Net chloroform soluble extractives for n-heptane fraction 氯仿可溶萃取物(正庚烷浸取法)。
3.木材要求U.S. FDA CFR 21 178.3800:
Pentachlorophenol and its salt 五氯苯酚PCP。
4.ABS要求U.S. FDA CFR 21 181.32 or 180.22:
in water 去离子水浸取法;
in 3% acetic acid 3%醋酸浸取法;
in 8% ethanol 8%酒精浸取法;
in n-heptane 正庚烷浸取法。
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