??????? ?????? ???????????????? ????? ?????? ?? ???
?, ???? ??? ?????? ?????
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??????? ?????? ?????????????? ??????? (??? ?? SAIB90, SAIB80), ??? ?????????? ??? ??? ???????? ?????, JECFA, FCC, CAC, ????? ???? ????????????? ???????? ???? ??? ??. ???? ????? (≤ 0.2 mgKOH/g) ??? ???? ?????? ????? (≤ 5ppm) ????? ?????????? ??? ???? ????????? ??.
???? ???????? ???? (??????? ???????? ???????????????????) ?????????? ???????????????? ?????? ????????? ??? ???, ??? ???????? ?????????? ???? ???????? ???? ???? ???????? 99.47% ???? ?????? ???, ?? ????????? ??????? ????????? ??? ??.
???? ????? ??? ???????? ?????? ????????? ???? (GB 2760-2025) ??? ???? ??????? ???????? ????? ?????????? ????? ???, ???? ?????? (??? ?? ?????? ???????????????) ??? ??? ???????? ???-???? ??? ??????? ?????? ?????? ??? ?????? ????????? ??????????? ??? ??.
2, ?????? ????? ??? ????? ?????????
?????? ?????? ????
?????? ??? ???????? (??? ?? ???????? ??????? ???? ???????? ?????? 0.04-0.5 ?????/????), ??????? ?????? ????????????????? ??? ????????? ?????? ???? ????????? ????? ???, ??? ???? ??? ????? ??????? (400 ?????/100 ?????) ?????? ??????? ????????? ???? ????? ??.
?? ??? ???? ????? ??????? ??? ??, ?? ???? ????????? ????????????? ????? ???????? ??? ????? ??? ??, ????? ?????? ??? ???? ???? ???? ????? ?????? ??? ???? ??? ??, ?? ?????? ???? ??????? ???? ??????? ????????? ?????? ???????? ???? ??? ??.
?????? ??? ??????????? ???????
?????? ???? ????? ?????? ??????? ????????? ??? ??? ?? ??? ??????? ?????? (??? ?? ?????? ??????, ????) ???? ??????? ???????????? (??? ?? ???????) ?????? ??? ??, ?? ????????? ???? ??????? ?????? ??? ?????? ????.
?, ????????? ?????? ??? ???? ????????
???? ??????
??????? ????? ???? ??????????? ??????????? ?????, ?? ???? ??? ??????????? ???????? ????? ?????? ????? ?????? ?????? ??, ????????? ??????? ????????? ??? ??, ????? ??????? ????????? ???? ???? ?????? ???? ???????? ???????? ???? ??.
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???? ??? ???? ??????????? ???????????? ????? ????? ???? ????, ???? ?????? ???? ?????? ??? ???????? ????????? ????? ??????? ??????? ????? ??-?????????? ????????? ????? ???? ????????? ?????????? ?????? ???? ????? ????? ??.
??????: ??????? ?????? ???????????????? ?????? ????? ???? ????? ?????? ?? ??? ????????? ????????? ?????? ???, ????? ?????? ??? ????????, ????????? ???????????? ??? ?????? ??????? ?????? ?????? ????? ???????? ???? ??.