GB/T 15057.2-1994
Limestone for chemical industry- Determination of calcium and magnesium oxides content (English Version)
- Standard No.
- GB/T 15057.2-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 15057.2-1994
- Scope
- This standard specifies the EDTA titration method for the determination of calcium oxide and magnesium oxide content. This standard is applicable to the determination of calcium oxide and magnesium oxide content in limestone products for chemical industry. The determination range is more than 49% of calcium oxide and 1% to 4% of magnesium oxide.
GB/T 15057.2-1994 history
- 1994 GB/T 15057.2-1994 Limestone for chemical industry- Determination of calcium and magnesium oxides content
GB/T 15057.2-1994 -All Parts
GB/T 15057.1-1994 Limestone for chemical industry- Methods of sampling and preparing
GB/T 15057.10-1994 Limestone for chemical industry- Determination of content of loss on ignition- Gravimetric method
GB/T 15057.11-1994 Limestone for chemical industry- Determination of size
GB/T 15057.2-1994 Limestone for chemical industry- Determination of calcium and magnesium oxides content
GB/T 15057.3-1994 Limestone for chemical industry- Determination of insoluble matter content of hydrochloric acid- Gravimetric method
GB/T 15057.4-1994 Limestone for chemical industry- Determination of iron and aluminium oxides content- Gravimetric method
GB/T 15057.5-1994 Limestone for chemical industry- Determination of silicon dioxide content- Molybdenum blue spectrophotometric method
GB/T 15057.6-1994 Limestone for chemical industry- Determination of iron content- Phenanthroline spectrophotometric method
GB/T 15057.7-1994 Limestone for chemical industry- Determination of aluminium oxide content- Chromazurol S spectrophotometric method
GB/T 15057.8-1994 Limestone for chemical industry- Determination of sulfur content- Gravimetric and combustion-iodate titrimetric methods
GB/T 15057.9-1994 Limestone for chemical industry- Determination of phosphorus content- Molybdenum blue spectrophotometric method