HJ 958-2018
Water Quality Cobalt Determination Graphite Furnace Atomic Absorption Spectrophotometry (English Version)

Standard No.

HJ 958-2018

Language

Chinese, Available in English version

Release Date

2018

Published By

Professional Standard - Environmental Protection

Latest

HJ 958-2018

Scope

This standard specifies the graphite furnace atomic absorption spectrophotometric method for the determination of pin in water. This standard applies to the determination of soluble cobalt and total molybdenum in surface water, groundwater and wastewater. When the injection volume is 20, the detection limit of this standard method for determining soluble cobalt and total cobalt is both 2 hg/L, and the lower detection limit is 8 hg/L.

HJ 958-2018 Referenced Document

• HJ 678 Water quality.Digestion of total metals.Microwave assisted acid digestion method
• HJ/T 164 Technical specifications for environmental monitoring of groundwater
• HJ/T 91 Technical Specifications Requirements for Monitoring of Surface Water and Waste Water

HJ 958-2018 history

• 2018 HJ 958-2018 Water Quality Cobalt Determination Graphite Furnace Atomic Absorption Spectrophotometry