美利体育登录入口官网:BS ISO 18917:1999 摄影技术.在处理过的摄影材料上对残留硫代硫酸盐和其它相关化学制品的测定.碘-淀粉、亚甲蓝和硫化银方法
Photography - Determination of residual thiosulfate and other related chemicals in processed photographic materials - Methods using iodine-amylose, methylene blue and silver sulfide