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photographic chemicals determination photographic chemicals color couplers introductionthis standard ash content color developers observation pier specifications boilding nitric acid digestion
HG/T 2256-2011 in English

HG/T 2256-2011 in English

VALID

Photographic chemicals —Determination of ash in color couplers

  • Issued on:2011-12-20
  • Implemented on:2012-07-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $100.00
$97.00

本标准规定了照相化学品成色剂灰分的测定方法。
本标准适用于照相化学品成色剂中灰分的测定。其他化学品在安全条件允许的情况下也可采用本方法测定灰分含量。


Introduction

This standard provides a method for determining the ash content of color developers used in photographic chemicals. It outlines the procedures and requirements necessary to ensure accurate and consistent measurement of ash content. The standard covers the principles, equipment, reagents, and steps involved in the testing process. It is applicable to the analysis of color developers in the field of photographic chemicals. The method described is designed to be reliable and reproducible under specified conditions. The standard ensures that the testing process is standardized and that results can be compared across different laboratories. It serves as a reference for quality control and product specification in the relevant industry.

*** Please note: This description may not be accurate, please refer to the official documentation.

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