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首頁 > 供應產品 > 食品級松香甘油酯
食品級松香甘油酯
單價 面議對比
詢價 暫無
發貨 四川成都市付款后24小時內
過期 長期有效
更新 2013-07-23 17:43
 
詳細信息
食品級松香甘油酯
別名 酯膠、甘油三松香酸酯
編碼 GB 10.012;INS 445(ii)
性狀 為淡黃色塊狀結晶,有脆性,無味,無臭或稍有特異臭。能溶于多數芳香族和脂肪族碳氫化合物、苯、禁發 甲苯、松節油、桔子油等,不溶于水,難溶于乙醇。
制法 精制松香與一定量的甘油在催化劑氧化鈣或氧化鋅存在下,加熱、加壓進行酰化反應而得。為防止氧化,可通入二氧化碳進行保護,反應后抽真空除去水蒸氣。所得產品經進一步處理、純化制得。
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