GB/T 4333.3-1988 Methods for chemical analysis of ferrosilicon--The potassium periodate photometric method for the determination of manganese content (English Version)
This standard specifies the potassium periodate photometric method for the determination of manganese content. This standard applies to the determination of manganese content in ferrosilicon. Measuring range: 0.100% to 0.800%.
GB/T 4333.3-1988 history
1988GB/T 4333.3-1988 Methods for chemical analysis of ferrosilicon--The potassium periodate photometric method for the determination of manganese content