HG/T 6286-2024
HG/T 3481-2020
HG/T 5707-2020
HG/T 6152-2023
HG/T 3481-1999
Chemical reagent 4-Methyl-2-pentanone
32018R1262
Commission Implementing Regulation (EU) 2018/1262 of 20 September 2018 amending Implementing Regulation (EU) No 540/2011 as regards the extension of the approval periods of the active substances 1-methylcyclopropene, beta-cyfluthrin, chlorothalonil, chlorotoluron, clomazone, cypermethrin, daminozide, deltamethrin, dimethenamid-p, diuron, fludioxonil, flufenacet, flurtamone, fosthiazate, indoxacarb, MCPA, MCPB, prosulfocarb, thiophanate-methyl and
HG/T 5620\uff5e5623-2019
GBZ/T 300.103-2017
Determination of toxic substances in workplace air-Part 103:Acetone, methyl ethyl ketone and methyl isobutyl ketone
HG/T 5624\uff5e5627-2019
WS/T 140-1999
WS/T 139-1999
32017R1511
Commission Implementing Regulation (EU) 2017/1511 of 30 August 2017 amending Implementing Regulation (EU) No 540/2011 as regards the extension of the approval periods of the active substances 1-methylcyclopropene, beta-cyfluthrin, chlorothalonil, chlorotoluron, cypermethrin, daminozide, deltamethrin, dimethenamid-p, flufenacet, flurtamone, forchlorfenuron, fosthiazate, indoxacarb, iprodione, MCPA, MCPB, silthiofam, thiophanate-methyl and tribenur
HG/T 5501\uff5e5504-2018
HG/T 5707\uff5e5708-2020
HG/T 5153~5156-2017
T/WSJD 16.1-2020
HG/T 5471\uff5e5473-2018
JB/T 9220.9-1999
Chemical analysis methods for acid slay of cupola-Determination of phosphorus pentoxide by extraction molybdophosphate yellow using methlisobutyl ketone spectrophotometic method of vanadium
T/WSJD 18.9-2021
32009R1097