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Title: GKI chloride in water, analysis method. GKI boron in water, analysis method

Technical Report ·
DOI:https://doi.org/10.2172/6742740· OSTI ID:6742740

Procedures for the chemical analysis of chlorides and boron in water are presented. Chlorides can be titrated with mercuric nitrate to form mercuric chloride. At pH 2.3 to 2.8, diphenylcarbazone indicates the end point of this titration by formation of a purple complex with mercury ions. When a sample of water containing boron is acidified and evaporated in the presence of curcumin, a red colored product called rosocyanine is formed. This is dissolved and can be measured photometrically or visually. (DMC)

Research Organization:
Geokinetics, Inc., Concord, CA (USA)
DOE Contract Number:
FC20-78LC10787
OSTI ID:
6742740
Report Number(s):
DOE/LC/10787-56
Country of Publication:
United States
Language:
English