HB 7064.2-1994
Metal heat treatment salt bath chemical analysis method Barium carbonate precipitation separation acid-base titration method Determination of carbonate content (English Version)
- Standard No.
- HB 7064.2-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- Professional Standard - Aviation
- Latest
- HB 7064.2-1994
- Scope
- This standard specifies the method principle, reagents, analysis steps, calculation and tolerance of analysis results for the determination of carbonate content in metal heat treatment salt baths. This standard is applicable to the determination of carbonate content in nitrate salt baths (potassium nitrate-sodium nitrate) and medium-temperature salt baths (barium chloride-sodium chloride, potassium chloride-sodium chloride) for metal heat treatment. Measuring range: 0.025% ~ 0.60%
HB 7064.2-1994 history
- 1994 HB 7064.2-1994 Metal heat treatment salt bath chemical analysis method Barium carbonate precipitation separation acid-base titration method Determination of carbonate content
