GB 29971-2013 食品添加劑 苯甲醛丙二醇縮醛

本標準適用于由茶甲醛和1,2-丙二醇為原料制得的食品添加劑葵甲酶丙二醇縮醛。 2 化學(xué)名稱、分子式、結(jié)構(gòu)式和相對分子質(zhì)量

Food Additive Benzaldehyde Propylene Glycol Acetal

GJB 10059-2021 雙(2，2－二硝基丙醇)縮甲醛/雙(2，2－二硝基丙醇)縮乙醛規(guī)范

本規(guī)范規(guī)定了雙 (2,2-二硝基丙醇) 縮甲醛/雙 (2,2-二硝基丙醇) 縮乙醛的要求、質(zhì)量保證規(guī)定和交貨準備等。 本規(guī)范適用于雙 (2,2-二硝基丙醇) 縮甲醛 (以下簡稱 A1) 和雙 (2,2-二硝基丙醇) 縮乙醛 (以下簡稱 A2) 混配制得的雙 (2,2-二硝基丙醇) 縮甲醛/雙

Specification for bis(2,2-dinitropropanol)formal/bis(2,2-dinitropropanol)acetal

T/CPCIF 0122-2021 工業(yè)用甲醛縮二甲醇（甲縮醛）

項    目　要    求 　Ⅰ  型?、?nbsp; 型?、?nbsp; 型 外觀　無色透明液體，無可見雜質(zhì) 甲醛縮二甲醇（甲縮醛）的質(zhì)量分數(shù)，w/%　≥99.5

Formaldehyde dimethyl acetal（Methylal）for industrial use

HGB 3490-1962 縮醛（二慚醇縮乙醛）

Acetal (dioxyl acetal)

ASTM D4836-09 一縮二丙二醇單甲醚的標準規(guī)范

1.1 This specification covers dipropylene glycol monomethyl ether (DPM). Note

Standard Specification for Dipropylene Glycol Monomethyl Ether

ASTM D4836-04 一縮二丙二醇單甲醚的標準規(guī)范

1.1 This specification covers dipropylene glycol monomethyl ether (DPM). Note 1 Dipropylene glycol monomethyl ether (DPM) is a mixture of isomers

Standard Specification for Dipropylene Glycol Monomethyl Ether

HG/T 5799-2021 一縮二丙二醇

Dipropylene glycol

ASTM D4773-12 丙二醇單甲醚、二丙二醇單甲醚和丙二醇單甲醚乙酸酯純度的標準試驗方法

Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate

ASTM D4773-93(1998 丙二醇單甲醚 二丙二醇單甲醚和丙二醇單甲醚乙酸酯的純度的標準測試方法

Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate

ASTM D4773-02(2012 丙二醇單甲醚、二丙二醇單甲醚和丙二醇單甲基醚乙酸酯純度的標準試驗方法

1.1 This test method covers the determination by gas chromatography of propylene glycol monomethyl ether (PM), dipropylene glycol monomethyl ether

Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate

GOST 34174-2017 包裝 氣相色譜法測定己烷、庚烷、乙醛、 acetone、甲乙酮、甲醇、異丙醇、丙烯腈、正丙醇、丁酸乙酯、異戊醇、正丁醇、苯、toluene、二甲苯 m 、o...

Packaging. Gas chromatographic determination of hexane, heptane, acetaldehyde, acetone, methyl acetate, ethyl acetate, methanol, isopropanol, acrylonitrile, n-propanol, butyl acetate, isobutanol, n-butanol, benzene, toluene, ethylbenzene, m-, o..

DB31/ 510-1992 食品添加劑 縮醛（二乙醇縮乙醛）

Food Additive Acetal (Diethyl Acetal)

HG/T 3939~3940-2007 工業(yè)用丙二醇甲醚 工業(yè)用丙二醇甲醚乙酸酯

Industrial Propylene Glycol Methyl Ether Industrial Propylene Glycol Methyl Ether Acetate

GJB/J 5462-2005 季戊四醇、二季戊四醇和二季戊四醇一縮甲醛標準物質(zhì)規(guī)范

本規(guī)范規(guī)定了季戊四醇（以下簡稱PE）標準物質(zhì)、二季戊四醇（以下簡稱DPE)標準物質(zhì)、二季戊四醇一縮甲醛（以下簡稱BPME）標準物質(zhì)的技術(shù)要求、質(zhì)量保證規(guī)定及交貨準備。 本規(guī)范適用于PE標準物質(zhì)、DPE標準物質(zhì)、BPMF標準物質(zhì)的生長、定值及交驗

Specification for certified reference materials of pentaerythritol,dipentaerythritol and bispentaerythritol monoformal

ASTM D4773-02(2007 丙二醇－甲基醚、雙丙二醇－甲基醚和丙二醇－甲基醚乙酸酯純度的標準試驗方法

This test method is used to determine the purity of PM, DPM, and PMA by subtracting calculated total impurities from 100 %.

Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate