Polyvinylpyrrolidone
CAS No. product.casNo
| Purity | 99% |
|---|---|
| Specification | 1kg,5kg,25kg |
| Stock status | 现货 |
Negotiable
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CAS No. product.casNo
| Purity | 99% |
|---|---|
| Specification | 1kg,5kg,25kg |
| Stock status | 现货 |