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Chinese National Standard Category: Steel and iron alloy analysis method

English Title: Iron, steel and alloy—Determination of boron content—Neutralization titrimetric method and spectrophotometric method
Chinese Title: 钢铁及合金 硼含量的测定 中和滴定法和分光光度法
Standard No.: GB/T 223.6-2025
Category No.: H11
Issued by: SAMR; SAC
Issued on: 2025-8-29
Implemented on: 2026-3-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:GB/T 223.6-1994 Methods for chemical analysis of iron,steel and alloy The neutralization titrimetric method for the determination of boron content
GB/T 223.75-2008 Iron steel and alloy - Determination of boron content - Methanol distillation-curcumin photometric method
GB/T 223.78-2000 Methods for Chemical Analysis of Iron, Steel and Alloy - Curcumin Spectrophotometric Method for the Determination of Boron Content
Word Count:11000 words
Similar Standards: GB/T 223.31-2026   GB/T 4333.12-2025   GB/T 4333.11-2025   GB/T 46323-2025   GB/T 30072-2025   GB/T 3653.4-2025   GB/T 21931.1-2025   GB/T 4699.8-2025   GB/T 4702.16-2025   GB/T 223.8-2025   GB/T 223.11-2025   GB/T 223.6-2025   GB/T 223.13-2025   GB/T 4699.2-2025   GB/T 21931.2-2025   GB/T 3653.1-2024   GB/T 3654.10-2024   GB/T 24194-2024   GB/T 43899-2024   GB/T 43901-2024  
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