| B803142 |
乙酸丁酯, ACS,≥99.5% |
|
|
|
| B803141 |
乙酸丁酯, for HPLC,≥99.7%(GC) |
|
|
|
| B803138 |
乙酸丁酯, Standard for GC,≥99.7%(GC) |
|
|
|
| B803399 |
乙酸丁酯, 99%,Water≤50 ppm (by K.F.),MkSeal |
|
|
|
| B823038 |
乙酸丁酯, 99%,with molecular sieves, Water≤50 ppm (by K.F.),MkSeal |
|
|
|
| B823425 |
乙酸丁酯, 试剂级, 99.5% |
|
|
|
| B821166 |
★乙酸丁酯溶液标准物质, 3.0 mg/mL 基质:二硫化碳 U=2% |
|
|
|
