Photography. Processing chemicals. Specification for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate Ingestion-build-126766 BS 476-13 provides you with

BS 476-13 provides you with test and test results with background information for the ignitability of products subjected to thermal irradiance

Clause 5 "Safety" has been revised

you can identify the defects and failures in these semiconductor devices

The output of the assurance engagement

Photography. Processing chemicals. Specification for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate Ingestion-build-126766 BS 476-13 provides you with1 Scope This International Standard specifies the purity requirements and describes the tests for photographic grade anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate.