久久九九久精品国产首页_欧美日韩在线不卡高清视频_国产精品网曝门在线观看_P2020国产精品久久精品

<ol id="lu3ax"><tbody id="lu3ax"></tbody></ol>

熱線電話：021-54370211?

Sodium thiosulfate

Sodium thiosulfate (no water)

CAS number: 7772-98-7

Quality standard: CP 98% / AR

Pack: 500g/kg

Land: domestic

Colorless powder, soluble in water, not soluble in ethanol.

@ 2016 ShangHaiYaYu Biomedical co.,ltd TEL：021-54370211、54370255、54370355 FAX：021-54370255

^{<mark id="yjpek"></mark>}