■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 ***浸取法
|
■纸制品要求U.S. FDA CFR 21 176.170
Net chloroform soluble extractives for water fraction ***可溶萃取物(去离子水浸取法).
Net chloroform soluble extractives for 8 % alcohol fraction***可溶萃取物(8%酒精浸取法)
Net chloroform soluble extractives for 50 % alcohol fraction***可溶萃取物(50%酒精浸取法)
Net chloroform soluble extractives for n-heptane fraction ***可溶萃取物(***浸取法)
|
■木材要求U.S. FDA CFR 21 178.3800
Pentachlorophenol and its salt 五***酚***
|
■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 ***浸取法
|
■***树脂(Acrylic)要求U.S. FDA CFR 21 177.1010
总提取物(in water,8%,50%alcohol fraction,heptane)去离子水、8%酒精
KMnO4 oxidizable extractive(in water,8%,50%alcohol fraction)
Ultr***iolet-absorbing(in water,8%,50%alcohol fraction)
Ultr***iolet-absorbing(in heptane fraction)
|
■食品容器的密封圈,密封衬垫要求,如硅橡胶圈U.S. FDA CFR 21 177.1210
Net chloroform soluble extractives for water fraction ***可溶萃取物(去离子水浸取法)
Net chloroform soluble extractives for 8 % alcohol fraction***可溶萃取物(8%酒精浸取法)
Net chloroform soluble extractives for n-heptane fraction ***可溶萃取物(***浸取法)
|
■EVA要求U.S. FDA CFR 21 177.1350
Net CHCI3 soluble fraction in different extractive (in different food simulants)***萃取
Vinylidene fluoride & hexafluropropene
Xanthan gum (coating)
|
■三聚***氨树脂(密胺)要求 U.S. FDA CFR 21 177.1460
Net chloroform soluble water extractives ***可溶萃取物(去离子水浸取法)
Net chloroform soluble 8% alcohol extractives ***可溶萃取物(8%酒精浸取法)
Net chloroform soluble n-heptane extractives ***可溶萃取物(***浸取法
|
■尼龙塑料要求U.S. FDA CFR 21 177.1500
Specific gr***ity 密度
Melting point 熔点
Solubility / boiling 4.2 N HCI 中的溶解度
Water extractives 去离子水浸取法
95% ethanol extractives 95%酒精浸取法
Ethyl acetate extractives ***乙脂浸取法
Benzene extractives 苯浸取法
|
■PP要求 U.S. FDA CFR 21 177.1520
Specific gr***ity 密度
Melting point 熔点
n-hexane extractives正己烷浸取法
Xylene extractives 二浸取法..
|
|
|
|
■PE,OP要求 U.S. FDA CFR 21 177.1520
Specific gr***ity 密度
n-hexane extractives正己烷浸取法
Xylene extractives 二浸取法
|
■PC要求.U.S. FDA CFR 21 177.1580
Water extractives at refluxing temperature 水回流萃取
50% ethanol extractives at refluxing temperature 50%酒精回流萃取
n-heptane extractives at refluxing temperature ***回流萃取
|
■PET要求U.S. FDA CFR 21 177.1630 .
Net chloroform soluble fraction of distilled water ***可溶萃取物(去离子水浸取法)
Net chloroform soluble fraction of 8% ethanol ***可溶萃取物(8%酒精浸取法)
Net chloroform soluble fraction of 95% ethanol ***可溶萃取物(95%酒精浸取法)
Net chloroform soluble fraction of n-heptane ***可溶萃取物(***浸取法)
|
■***要求(Styrene block polymer)U.S. FDA CFR 21177.1810
Water extractives 去离子水浸取法
50% ethanol extractives 50%酒精回流萃取
solubility溶解度
molecular weight分子量
glass transition point玻璃化转变温度
|
■MMA、MBS要求..U.S.FDA CFR 21 177.1830
Non-volatile residue
KmnO4 oxidized water extractives
KmnO4 oxidized 8% ethanol extractives
UV absorbing water extractives
UV absorbing 8% ethanol extractives
UV absorbing n-heptane extractives
|
■脲醛树脂(UF)要求 U.S. FDA CFR 21 177.1900
water extractives 去离子水浸取法
8% alcohol extractives 8%酒精浸取法
n-heptane extractives ***浸取法
|
■PVC要求 U.S. FDA CFR 21 175.300
water extractives 去离子水浸取法
n-heptane extractives ***浸取法
8% alcohol extractives 8%酒精浸取法
.附加:U.S. FDA CFR 21 177.1975 Residual vinyl chloride monomer VCM单体残留
|
■聚脂树脂(Polyester resin)要求U.S. FDA CFR 21 177.2420
Net chloroform soluble fraction in water ***可溶萃取物(去离子水浸取法)
Net chloroform soluble fraction in 8 % ethanol ***可溶萃取物(8%酒精浸取法)
Net chloroform soluble fraction in 50 % ethanol ***可溶萃取物(50%酒精浸取法)
n-heptane extractives ***浸取法
|
■橡胶要求(SBS,TPR,TPE)硅胶等弹性体U.S. FDA CFR 21 177.2600
water extractives 去离子水浸取法
n-hexane extractives正己烷浸取法(只针对脂肪类食物接触)
|
■镀银制品要求U.S. FDA CPG 7117.05
extractable lead铅萃取
|
■陶瓷、玻璃、搪瓷器皿要求U.S. FDA CPG 7117.06,07
extractable lead and cadmium 溶出铅、镉测试
|
■金属要求U.S. FDA CFR 175.300 & CPG 7117.05
water extractives 去离子水浸取法
8% alcohol extractives 8%酒精浸取法
n-heptane extractives ***浸取法
extractable lead 铅萃取
|