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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38592-2020 |
Determination of 4,4’-methylene-bis(2-chloroaniline) in textile dyeing and finishing auxiliaries 纺织染整助剂产品中4,4’-亚甲基双(2-氯苯胺)的测定 |
China National Standards 4,4’ |
 English PDF |
| GB/T 37641-2019 |
Determination of 2,3,5,4’-tetrahydroxystilbene-O-β-D-glucoside in cosmetics―High performance liquid chromatography 化妆品中2,3,5,4’-四羟基二苯乙烯-2-O-β-D-葡萄糖苷的测定 高效液相色谱法 |
China National Standards 4,4’ |
English PDF |
| GB/T 37101-2018 |
Determination of 3,3’-dichloro-4,4’-diaminodiphenylmethane in polymeric materials—Gas chromatography-mass spectrography 聚合物材料中3,3-二氯-4,4-二氨基二苯基甲烷的测定-气相色谱-质谱法 |
China National Standards 4,4’ |
English PDF |
| GB/T 37038-2018 |
DSD acid（4,4’-Diaminostilbene-2,2’diasulfonicacid） DSD酸(4，4′-二氨基二苯乙烯-2，2′-二磺酸) |
China National Standards 4,4’ |
English PDF |
| GB/T 25787-2010 |
4，4’-Sulfonyldiphenol（Bisphenol-S） 4，4’-二羟基二苯砜（双酚S） |
China National Standards 4,4’ |
English PDF |
| GB/T 23296.24-2009 |
Food contact materials - Polymer - Determination of 1,2-dihydroxybenzene,1,3-dihydroxybenzene,1,4-dihydroxybenzene,4,4’-dihydroxybenzophenone and 4,4’dihydroxybiphenyl in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中1,2-苯二酚、1,3-苯二酚、1,4-苯二酚、4,4’-二羟二苯甲酮、4,4'-二羟联苯的测定 高效液相色谱法 |
China National Standards 4,4’ |
English PDF |
| GB/T 18932.10-2002 |
Method for the determination of bromopropylate and 4，4’-dibromobenzophenoneresidues in honey--Gas chromatography/mass spectrometry 蜂蜜中溴螨酯、4，4’-二溴二苯甲酮残留量的测定方法 气相色谱/质谱法 |
China National Standards 4,4’ |
English PDF |
| GB/T 13941-1992 |
Diphenylmethane 4，4’-diisocyanate 二苯基甲烷4，4’-二异氰酸酯 |
China National Standards 4,4’ |
English PDF |
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