@JIS Z 7253

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01:34

2026-05-23

dev.to

open-source

Open-source SDS tooling for Japanese MHLW compliance: the gap nobody filled

In March 2025, Japan's Ministry of Health, Labour and Welfare (MHLW) published a structured JSON schema for Safety Data Sheet (SDS) data exchange, containing roughly 200 deeply nested fields to standa…

23:09

2026-05-22

dev.to

large-language-models

sds-converter: Converting Safety Data Sheets to MHLW Standard JSON with Rust and LLMs

The article describes **sds-converter**, a Rust-based tool that uses Large Language Models (LLMs) to convert unstructured Safety Data Sheets (SDS) into Japan’s MHLW standard JSON format, which contain…

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MHLW 2 GHS 2 Rust 1 sds-converter 1 OSHA 1 GB/T 16483 1 ISAH 1 Chemical Substances Control Law 1