2 羟基异丁腈检测标准

Heptafluoroisobutyronitrile

Cosmetic raw materials. Isobutyl p-hydroxybenzoate.

Synthetic rubber latex—Part 2: Carboxyl acrylonitrile-butadiene rubber latex（XNBRL）

COSMETIC RAW MATERIALS. ISOBUTYL P-HYDROXYBENZOATE.

Forensic sciences—Examination methods for benzyl cyanide,3-oxo-2-phenylbutanamide,3-oxo-2-phenylbutyrate in suspected precursor chemicals—GC and GC-MS

2-Methylbutyl Isovalerate

Isobutyl-2-butenoate

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

Commission Implementing Regulation (EU) 2017/54 of 14 December 2016 concerning the authorisation of 2-methylpropan-1-ol, isopentanol, 3,7-dimethyloctan-1-ol, 2-ethylhexan-1-ol, 2-methylpropanal, 3-methylbutanal, 2-methylbutyraldehyde, 3-methylbutyric acid, 2-methylvaleric acid, 2-ethylbutyric acid, 2-methylbutyric acid, 2-methylheptanoic acid, 4-methylnonanoic acid, 4-methyloctanoic acid, isobutyl acetate, isobutyl butyrate, 3-methylbutyl hexanoa

Commission Delegated Directive (EU) 2021/1978 of 11 August 2021 amending, for the purposes of adapting to scientific and technical progress, Annex IV to Directive 2011/65/EU of the European Parliament and of the Council as regards an exemption for the use of bis(2-ethylhexyl) phthalate (DEHP), butyl benzyl phthalate (BBP), dibutyl phthalate (DBP) and diisobutyl phthalate (DIBP) in spare parts recovered from and used for the repair or refurbishmen