四甲基对羟基联苯检测标准

Technical specifications for latent bloody fingerprint development by TMB in forensic science

General technical requirements for reagents of developing latent fingerprints—Part 2:3,3′,5,5′-Tetramethylbenzidine(TMB)

Reagents of development latent fingerprints-Part 2:3,3',5,5’-tetramethylbenzidine

Dye, Red, 2,5,2',5'-Tetramethyltriphenylmethane-4,4'-Diazo-Bis-Betahydroxynaphthoic Anilide

Method for determination of tetra-through octa-chlorodibenzo-p-dioxins, tetra-though octa-chlorodibenzofurans and coplanar polychlorobiphenyls in industrial water and wastewater

Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in stationary source emissions

Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in industrial water and waste water

Standard Test Method for Determination of the Content of Nitroxide Radical (4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl) in Butadiene, Styrene and Isoprene by Cyclic Voltammetry Method

Surface active agents - Determination of hydroxyl value. p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide

Surface active agents. Determination of hydroxyl value. p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide

Surface active agents - Determination of hydroxyl value - p-Toluensulfonyl isocyanate (TSI) method and potentiometric titration with tetrabutylammonium hydroxide

Cosmetic raw materials. Sunscreens. (1,3,5)-triazine-2,4-bis{(4-(2-ethyl-hexyloxy)-2-hydroxy)-phenyl}-6-(4-methoxyphenyl) and 2,2-methylene-bis-6-(2H-benzotriazol-2-yl)-4-(tetramethyl-butyl)-1,1,3,3-phenol. Determination by liquid chromatography.