| r 产品名称:r | rr 焦性没食子酸r | r
| r CAS:r | rr 87-66-1r | r
| r 标准:r | rr 企业标准r | r
| r 天然/合成:r | rr 天然r | r
| r 级别:r | rr 医药级r | r
| r 含量:r | rr 99.5%r | r
| r 外观:r | rr 白色粉状r | r
| r 目数:r | rr 80r | r
| r 包装:r | rr 25公斤/纸板桶 可拆分r | r
| r 成份:r | rr 焦性没食子酸r | r
| r 理化属性:r | rr 白色无臭晶体。有苦味。暴露于空气和光变成灰色。慢慢加热开始升华。熔点133-134℃,沸点309℃,相对密度1.453,折射率1.561。溶于水、乙醇、乙醚,微溶于苯、氯仿、二硫化碳。暴露在空气中时,水溶液颜色变暗,而其苛性碱溶液则变色较快。r | r
| r 类别:r | rr 植物提取物r | r
| r 行业:r | rr 植提r | r
| r 领域:r | rr 医药r | r
| r 下延产品:r | rr 焦性没食子酸钾r | r
| r 运用:r | rr 心脑血管疾病治疗新药、抗肿瘤新药、老年痴呆治疗药物、治疗精神障碍药物r | r
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r报价仅供参考,如有需要请联系
r电话:18108459376 QQ:2355916826
r1、付款方式 客户款到发货,支持交通银行、农业银行、微信,支付宝转账等,付款方式灵活。若有库存,通常当天打款即可发货;若需要调货,我们也会尽快安排货物及时送到客户指定仓库。
r2、退换货政策
r1)到货后请买家仔细确认货物完好再签收,按该产品的执行标准验收。如有产品指标不符,我们包退换货。
r2)我们发货前都会仔细做好包装工作,但货运装卸过程可能会导致外包装刮花,凹陷,如不存在产品泄露问题,均属正常情况。
r3)如有泄露,请拍照存证并马上与我们联系,我们将配合解决。
r尊敬的顾客:
r我公司下属六家实体企业,涵盖精细化工,香精香料,食品添加剂,植物提取物,农药原料,饲料添加剂,医药原料及中间体等多个行业,是集 研究,开发,生产,经营,销售于一体的高科技化工集团有限公司。
r因为专业,所以更加优秀。我公司产 品是从生产终端直接送达各个顾客,因而真正做到质优价廉,充分满足顾客的各个需求,我们 期待与您的合作。
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