Factory：Jinxiang golden sand fruits&vegetables Co., Ltd.
Address:Development area,jinxiang,jining,china.
Mobile Phone: +86-18505477686
Websit: www.jxgoldensand.com
| Product | Salicylic acid | Manufacturing Date | 2022.05.02 | |
| Batch No. | Y0810047 | Test Date | 2022.05.02 | |
| Quantity | 1000kg | Issued Date | 2022.05.02 | |
| Reference Spec. | USP37 | Expiry Date | 2025.05.01 | |
| Test items | Specifications | Results | ||
| Characters | White or colourless crystalline powder | Complies | ||
| Identification | A violet-red color is produced | Postive | ||
| Melting range | 158℃-161℃ | 159.6℃-160.1℃ | ||
| Loss on drying | NMT 0.5% | 0.12% | ||
| Residue on ignition | NMT 0.05% | 0.02% | ||
| Chloride | NMT 0.014% | ＜0.014% | ||
| Sulfate | NMT 0.02% | ＜0.02% | ||
| Heavy metals | NMT20ppm | ＜20ppm | ||
| Related substances | 4-hydroxybenzoic acid | ≤0.1% | 0.03% | |
| 4-hydroxyisophthalic acid | ≤0.05% | 0.02% | ||
| Phenol | ≤0.02% | 0.01% | ||
| Other impurities | ≤0.05% | 0% | ||
| Total impurities | ≤0.2% | 0.06% | ||
| Assay（on dried basis） | ContainsC7H6O3 99.5%-101.0% | 99.6% | ||
| Conclusion | The product comply with the requirements of USP37 | |||
