少妇被猛男粗大的猛进出,亚洲 欧美 动漫 少妇 自拍,日韩免费视频,青春草在线视频免费观看

訂購電話:4001650900

4-Chlorobenzoic acid

Cas:
74-11-3
Molecular Structure:
MDL:
MFCD00002531
Molecular Formula:
C7H5ClO2; C7H5O2Cl
Molecular Weight:
156.57
Alias:
4-氯苯甲酸 PCBA
Product order:
Name Specifications Packing Price Delivery
4-Chlorobenzoic acid CP 100g RMB 88 Consulting service
4-Chlorobenzoic acid AR 500g RMB 429 現(xiàn)貨
4-Chlorobenzoic acid AR 25g RMB 44 現(xiàn)貨
4-Chlorobenzoic acid AR 100g RMB 121 現(xiàn)貨
4-Chlorobenzoic acid 分析標(biāo)準(zhǔn)品,99.8% 5g RMB 61.6 促銷
Character:
白色晶體。易溶于甲醇、無水乙醇和乙醚,不溶于水、95%乙醇及甲苯。半數(shù)致死量(大鼠,腹腔)1000mg/kg。有刺激性。
閃點(diǎn):238℃
沸點(diǎn):274-276℃
密度:1.541
熔點(diǎn):243℃
Quality Standard:
項(xiàng)目Item                         分析純   化學(xué)純
                                           (AR)       (CP)
含量(C7H5O2Cl)Assay,%                 ≥ 99.0       98.0
灼燒殘?jiān)?以硫酸鹽計(jì))Ignition residue,%   ≤ 0.05       0.1
氯化物(Cl)Chloride,%                     ≤ 0.002      0.005
鐵(Fe)Iron,%                       ≤ 0.0005     0.002
乙醇溶解試驗(yàn)Solubility in ethanol           合格       合格       
Storage:
密封保存。
Related Products
上海紫一試劑廠   ? 2025 All Rights Reserved      備案號(hào):滬ICP備19037119號(hào)-1     
網(wǎng)站地圖:
試劑CAS試劑分類試劑產(chǎn)品實(shí)驗(yàn)儀器耗材分類實(shí)驗(yàn)儀器耗材新聞資訊
   滬公網(wǎng)安備 31012002003055號(hào)