?????????? ???????? ????? ?? ??????? ?????????, ?????? ???-?? ??? ???? ??????????.

??????? ???? ???? ???????????, ?????? pH ??????? ????????? ??????? ????? ??????? ????????? ??????? ?????? ?????.

?????? ??? ???????????? ????? ?????????????, ???????? ????????? ????? ?????????????? ?????.

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

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

??????

1. ?????????? ????? ???? ???????, ??????? ????? ??????, ?????? ??????????, ????? ????? ?????? ??????????, ????

?????????, ???? ????, ??????? ????, ???? ??????? ???????? ???? ???? ????. ???????, ?????? ???? ??????, ?????? ???????????????? ?????? ???? ?????????), ???? ???? ????? ???? ????????? ????????.

2. ?????????? ????? ?????? ????? ??????? ????? ???????? ???? ?????? 130 ?????? ??????? ???????. ???? ???? ??????? ?????? ???? ???????. ???? ?????????? ??? ???? ?????? ????? ???????.

3. ?????????? ??????? ?????????? ????? ???? ???? ????? ?????? ????? ???????. ???? ?????????? ??? ???? ?????? ????? ???????. ???

?????????????? ??????, ??? ????????? ???? ???????? ??????? ????? ?????? ????????, ???????? ????? ?????? ?????? ???? ??????????? ????? ???????. ??????? ???? ????????????, ?????? ????? ???????? ?????????? ?????????????. ???? ????? GB2760-90 ??????? ???????, ?????? ????, ?? ????????, ??? ?????, ??????, ???????, ???????, ????????? ??????, ???, ?????? ???? ??????????? ???? ?????????????, ?????? ??????? ?????? 0.3g/kg.

?????2

?????

1. ??????????-?? ????? ???? ???????? ?????????? ????????????????.

2. ??????????-?? ????? ??????? ????????? ?????? ????????? ????????? ???????? ???? ????????? ????? ???? ????,

?????? ???? ????????? ???? ???? ?????????? ?????????????: ?????? ???????, ??????? ???, ?????????? ????, ?????????? ??, ??? ??????????.

???????? ?????????, ??????????, ????????? ??????????, ??????????? ????????? ????? ??????? ?????.

3. ?????????? ?????????? ???? ????? ??????? ???????? ???? ?????????????, ????????, ?????, ???????????, ???????????,

???? ????? ????? ?????? ??????????.

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

???????? ????	???? ?????? ??????????-?? ???????????
????	???????	???????
???????	??????? ?????????? ????	????????? ???????
????	99.0-101.0%	99.97%
?????? ????? ????	????????? ???????	????????? ???????
??????????? ????	227±2nm	227±2nm
????????? ?????????	???????? ??????????	???????? ??????????
?????????? ???? ????? ?????	1.0 % ???????	0.3%
???????	0.1% ???????	0.05%
????????	17.0-21 %	17.9 %
?????	????????? 20 ???????	????????? ???????
???? ?????	????????? 1.0 ???????	????????? ???????
????????	????????? 3.0 ???????	????????? ???????
????????	????????? 10.0 ???????	????????? ???????
????	????????? 1.0 ???????	????????? ???????
PH ?????	6.5-7.5	6.8 ??????