STB PDF

Magnetic powder cores. Guidelines on dimensions and the limits of surface irregularities - Ellipse-cores. Original standard BS IEC 63182-9-2026 in PDF full version. Additional info + preview on request

Document status: Active

Photography. Black-and-white pictorial still camera negative film/process systems. Determination of ISO speed. Original standard BS ISO 6-1993 (1999) in PDF full version. Additional info + preview on request

Document status: Active

Photography. Determination of residual thiosulfate and other related chemicals in processed photographic materials. Methods using iodine-amylose, methylene blue and silver sulfide. Original standard BS ISO 417-1993 (1999) in PDF full version. Additional info + preview on request

Document status: Withdrawn

Photography. Processing chemicals. Specifications for potassium bromide. Original standard BS ISO 420-1994 (2000) in PDF full version. Additional info + preview on request

Document status: Active

Photography. Processing chemicals. Specifications for p-methylaminophenol sulfate. Original standard BS ISO 422-1994 (2000) in PDF full version. Additional info + preview on request

Document status: Active

Photography. Processing chemicals. Specification for hydroquinone. Original standard BS ISO 423-1994 (2000) in PDF full version. Additional info + preview on request

Document status: Active