| 胃蛋白酶买家 |
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| | Quantity: 200 kgrs. Quality Standards: 1:10000 NF Packing: 25 kgrs. Place of Origin: Purity: 1:10000 NF Standard: NF : Dear Please quote need 200 kilos of pepsin for analysis of Trichinell...
| | | | | Dear Sir, Kindly quote for 1 metric ton of 5-Bromopyridine-2-carbaldehyde CAS 31181-90-5 purity >98%.
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