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 China "GB/T 12938-1991" standard english version information:

1. China GB/T 12938-1991 Standard Chinese version, you can purchase directly online; After receive your payment, we will send the GB Standards PDF file to your Email within 24 Hr.
2. China GB/T 12938-1991 Standard English version is not ready-made,only after get your order, then we translate them, time usually need 3-5 days. Detail refere: "How to purchase the English version China GB Standards?"
Item Content
GB Standard  Code GB/T 12938-1991
GB Standard Class China National GB Standard
GB Standard English Title Determination of thiosulphate and other related residual chemicals in processed photographic materials--Iodine-amylose,methylene blue and silver sulphide densito-metric methods
GB Standard Chinese Title 已加工的摄影材料中硫代硫酸盐及其他相关化学残留物的测定方法 碘-直链淀粉法、亚甲蓝法和硫化银密度法
Applicable Category China National GB-
Chinese Version Price $15 USD per 50 pages
English Translation Price About $15  per 1 page; Detail enquire us for
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Note The GB/T 12938-1991 standard english translation Prepayment unit $100 USD, is not mean this GB/T 12938-1991 standard english version price is $100 USD, it is only a basic unit of prepayment for translation, The actual translation fee and prepayment are depend on the amount of GB/T 12938-1991 standard Chinese words, We request 80% prepayment of the total translation fee.
For example, if the GB standard english price is $500, you need pay $400 prepayment, Four Quantities of the $100 prepayment unit.
  •  Relational standard of GB/T 12938-1991;    
  • Standard  Code GB Standard Title
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