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共找到 150 條與 精對苯二甲酸(PTA) 相關的標準,共 10

Determination of acid value of dimethyl terephthalate

本標準的方法一規(guī)定了進出口建筑用膠中苯、甲苯、二甲苯、游離甲苯二異氰酸酯(TDI)的氣相色譜質(zhì)譜測定方法,方法二規(guī)定了進出口建筑用膠中苯、甲苯、二甲苯、游離甲苯二異氰酸酯(TDI)的氣相色譜-氫火焰離子化檢測器測定方法,方法三規(guī)定了進出口建筑中苯、甲苯、二甲苯、鄰苯二甲酸二異丁酯(DIBP)、鄰苯

Determination of benzene,toluene,xylene isomers,free toluene diisocynate and phthalate plasticizers in adhesives used in building for import and export

Phthalic anhydride for industrial use-Methods of test-Determination of phthalic anhydride content-Titrimetric method

本測試方法適用于通過毛細管電泳法測定凈化對苯二甲酸中的4-羧基苯甲醛和對甲基苯甲酸含量

D7881-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode

This test method covers the determination of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL) in purified terephthalic acid (PTA) by capillary

D7881-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode

This test method covers the determination of 4-carboxybenzaldehyde (4-CBA) and p- toluic acid (p-TOL) in purified terephthalic acid (PTA) by capillary

D7881-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode

Di-2-ethylhexyl phthalate

1.1 Prezentul standard se refer? la ft?iatul de dibutil (esterul di-w-butilic al acidului ftalie) utilizat ca plastifiant ?n industria

DIBUTYL PHTHALATE

Photosensitive materials Polytetramethylene glycol 250-bis(4-benzoylphenoxyacetic acid) ester, 4-(dimethylamino)benzoic acid-(2-ethyl)hexyl ester and 4-dimethylaminobenzoic acid ethyl ester ( 2018)

本方法規(guī)定了使用反相高效液相色譜法(HPLC)測定精制對苯二甲酸(PTA)中4-羧基苯甲醛(4-CBA)和對甲酸苯(p-TOL)的方法。該方法適用于4-CBA的濃度范圍為2至500 mg/kg,p-TOL的濃度范圍為10至500 mg/kg

D7884-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography

D7884-Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography




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