?????????? ??? ????

????? ?????

??????

GB5492-85

???? ??? ?????

?????????

??????

GB5492-85

??????? ?????? ???

???

??????

?

?????? ????????

????

??????

?

???? ?????

?.?-?.? ?????/????

?.??-?.?? ?????/????

?

???? ????

??

???%

GB5507-85

?????? ????? ?????

≤?.?%

?.??%

GB5009.3

????? ??????

≤?.?%

?.??%

GB5009.4

?????? ??????????

?????????

??????

????Name

???? ????

??? ???? ????

≤?????????

AASName

???????? (As)

≤?.????????

AAS(GB/T5009.11)

???? (Pb)

≤?.????????

AAS(GB5009.12)

????????

?????? ????????

AAS(GB/T5009.15)

??? ????

≤0.1 ???????

?????? ????????

AAS(GB/T5009.17)