GB/T 46839-2025

Upcoming

Technical specifications for N-methylpyrrolidone (NMP) waste gas recovery and waste liquid recycling device

N-甲基吡咯烷酮（NMP）废气回收及废液循环利用装置技术规范

Standard Type

GBT

ICS

13.030.40

CCS

Z05

Status

即将实施

Issue Date

2025-12-02

Implementation

2026-07-01

Responsible Dept

中国石油和化学工业联合会

Drafting Unit

N/A

🔗 Related Standards / 同类标准

GB/T 15555.9-1995 Solid waste--Determination of nickel--Flame atomic absorption spectrometry GB/T 15555.8-1995 Solid waste--Determination of total chromium--Titrimetric method GB/T 15555.7-1995 Solid waste--Determination ofchromium(VI)--Titrimetric method GB/T 15555.6-1995 Solid waste--Determination of total chromium--Flame atomic absorption spectrometry GB/T 15555.5-1995 Solid waste--Determination of total chromium--1，5-Diphenylcarbohydrazide spectrophotometric method GB/T 15555.4-1995 Solid waste--Determination of chromium(VI)--1，5-Diphenylcarbohydrazide spectrophotometric method GB/T 15555.3-1995 Solid waste--Determination of arsenic--Silver diethyldithiocarbamate spectrophotometric method GB/T 15555.2-1995 Solid waste--Determination of copper， zinc， lead， cadmium--Atomic absorption spectrometry