埃尔金萃取器 [化工] elgin extractor
金盏花萃取 Calendula ; CALENDULA OFFICINALIS FLOWER EXTRACT ; Calendula Extract
金缕梅萃取液 WITCH HAZEL EXTRACT ; WITCH HAZEL ; Hamamelis Virginiana extract ; Hamamelis extract
山金车萃取 Arnica Extract ; Amica Montana Flower Extract
金萃取剂 extractant for gold
金缕梅萃取物 WITCH HAZEL EXTRACT ; hamamelisvirginianaextrac ; Hamame lis Extract
山金车萃取液 Arnica extract
百舌属金雀花萃取 butcherbroom extract
金盏花萃取液 Calendula Extract ; Calendula
金缕花萃取 Witch Hazel Extract
采用乙二醇单丁醚脱水的方法合成了高效的具有类似二丁基卡必醇结构的新金萃取剂体系，探讨了其合成工艺。
Hoping for dibutyl carbitol(DBC)through the dehydration of glycol butyl ether, a new highly effective extractant system for gold with structure similar to DBC was synthesized in this paper.
用某溶剂作为金萃取剂，用某复合反萃还原剂在常温条件下进行一步还原；将箱式混合澄清槽经改进后作为萃取器。
A solvent was used as gold extractant and a sort of compound back extract reducer was used for reduction at one step in normal temperature.
研究了甲基异丁基酮(MIBK)萃取分离金，用电感耦合等离子体原子发射光谱法(ICP AES)测定镀金液中杂质元素的新方法。
After extraction separation of gold by MIBK, lead, copper, iron, nickel in gold plating bath were determined by inductively coupled plasma-atomic emission spectrometry (ICP-AES).
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