This standard specifies the sodium sulfite spectrophotometric method for determining the content of Tine. This standard applies to the determination of TNT content in wastewater discharged from factories producing powdered ammonium-tetrade explosives.
GB/T 13905-1992 history
1992GB/T 13905-1992 Water quality.Determination of TNT.Sodium sulfite spectrophotometry
GB/T 13905-1992 Water quality.Determination of TNT.Sodium sulfite spectrophotometry was changed to HJ 598-2011 Water quality-Determination of TNT -Sodium sulfite spectrophotometric method.