??? ??????

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

???

110-17-8

? ?

C4H4O4

???? ???

116.07

?????

203-743-0

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

?

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

298-300 ???? ????? (??? ?????) (?????)

???? ???????

137.07 ???? ????? (????? ??????)

?????

1.62

??? ??????

1.7 ??? ???? (165 ???? ?????)

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

2488 | ??? ?????????

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

1.5260 (?????)

? ?

230 ???? ?????

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

????? ?? ???? ????? ??? ?? +30 ???? ?????.

?????????

95% ???????: ???? ??????? 0.46 ??/10 ??? ????? ???? ?????

???????

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

??????

3.02? 4.38 (??? 25 ???? ?????)

???

????

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

2.1 (4.9 ??/???? ???? 20 ???? ?????)

?? ????????

40%

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

0.63 ??/100 ?? (25 ???? ?????)

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

618

????

144,287

?? ?? ??

605763

???????:

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

???????

VZCYOOQTPOCHFL-OWOJBTEDSA-N

???? ????? ?????? CAS

110-17-8(???? ????? ?????? CAS)

???? ???????? NIST

??? ????????? (110-17-8)

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

??? ????????? (110-17-8)

?????

????????

???(?)

≥99.0

????

?? ???? 300 ????

AS PPM

≤3

??????? ??????? (??????)

≤10

??? (?)

≤0.3

??? ??????? (%)

≤0.1

????? (Pt-Co)

≤15 ????

???? ???????? (???? ?????)

286-289

??????? (25 ???? ?????)

≥1.00 ??/100 ?? ???