| 01482813 |
|
7727-21-1 |
Sigma-Aldrich |
≥99.0% (RT) |
250G |
|
电议 |
购买 |
|
|
| 01284910 |
|
7727-21-1 |
Sigma-Aldrich |
≥99.0% |
500G |
|
电议 |
购买 |
|
|
| 01360103 |
|
7727-21-1 |
Sigma-Aldrich |
99.99% trace metals |
5G |
|
电议 |
购买 |
|
|
| 01195789 |
|
16731-55-8 |
Acros |
extra pure, 97% |
2.5KG |
|
电议 |
购买 |
|
|
| 01314661 |
|
26182-60-5 |
Sigma-Aldrich |
|
5G |
|
电议 |
购买 |
|
|
| 01195770 |
|
26837-42-3 |
Acros |
approx. M.W. 175,000 |
25GR |
|
电议 |
购买 |
|
|
| 013636615 |
|
26837-42-3 |
Adamas |
average Mw ~(162.21)n |
1g |
|
电议 |
购买 |
|
|
| 013636614 |
|
26837-42-3 |
Adamas |
average Mw ~(162.21)n |
250mg |
|
电议 |
购买 |
|
|
| 013659061 |
|
26837-42-3 |
Adamas |
N/400, 0.0025mol/L,for Colloidal Titration |
25ml |
|
电议 |
购买 |
|
|
| 013659063 |
|
26837-42-3 |
Adamas |
N/400, 0.0025mol/L,for Colloidal Titration |
500ml |
|
电议 |
购买 |
|
|
| 013621331 |
|
13932-13-3 |
Adamas |
98% |
5g |
|
电议 |
购买 |
|
|
| 011025475 |
|
7778-80-5 |
Alfa |
99.99%(metals basis) |
25g |
|
电议 |
购买 |
|
|
| 011025474 |
|
7778-80-5 |
Alfa |
99.99%(metals basis) |
5g |
|
电议 |
购买 |
|
|
| 01585933 |
|
7778-80-5 |
Greagent |
≥99.5% |
1kg |
|
电议 |
购买 |
|
|
| 01652536 |
|
7778-80-5 |
Sigma-Aldrich |
≥99.0% (AT) |
250G |
|
电议 |
购买 |
|
|
| 01357034 |
|
7778-80-5 |
Sigma-Aldrich |
≥99.0% |
1KG |
|
电议 |
购买 |
|
|
| 01357036 |
|
7778-80-5 |
Sigma-Aldrich |
≥99.0% |
250G |
|
电议 |
购买 |
|
|
| 01357033 |
|
7778-80-5 |
Sigma-Aldrich |
≥99.0% |
500G |
|
电议 |
购买 |
|
|
| 013411480 |
|
54189-68-3 |
Adamas |
98% |
2.5kg |
|
电议 |
购买 |
|
|
| 04557043 |
|
|
坛墨质检 |
|
4000mL |
|
电议 |
购买 |
|
|