文档介绍：Materials
CodeofFederal
TestItems
Regulation
ResinousandOverall
1Pos%w/w.
Point
OlefinPolymers
熔点
5
21CFR
-hexane
烯烃聚合物
extractive,
（PP/PE/OP）
正己烷提取
extractive
二甲苯提取
Codeof
Materials
Federal
TestItems
Requirement
TestMethod
Regulation
Water
Extractedwith
distilledwaterat
extractives
≤%w/w
refluxtemperaturefor
水提取物
6h.
Polycarbonate
Ethyl
Extractedwith50%
ethylalcoholin
6
Resins
21CFR
alcohol
≤%w/w
distilledwaterat
聚碳酸酯PC
extractives
refluxtemperaturefor
乙醇提取物
6h.
N-heptane
Extractedwithn-
extractives
≤%w/w
heptaneatreflux
正己烷提取物
≤in2
temperaturefor6h.
7
Polyethylene
21CFR
Chloroform
Usedforpackaging,
（distilled
water
）
phthalatepolymers
Extractives
transportingorholding
聚对苯二甲酸乙二酯氯仿提取物foodexcludingalcoholic
（PET）beverages.
食品接触但不包括酒精饮料
Usedforpackaging,
transportingorholding
alcoholicbeverages(do
notexceed50percentby
volume)
接触酒精饮料(不超过50%)
Usedforconta