Test method of purified terephthalic acid(PTA) for industrial use—Part 4:Determination of titanium content—Diantipyrylmethane photometric method
全国化学标准化技术委员会(SAC/TC 63)
GB/T 30921的本部分规定了工业用精对苯二甲酸(PTA)中钛含量测定的分光光度法。
本部分适用于工业用精对苯二甲酸(PTA)中钛含量不低于0.020 mg/kg试样的测定。
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
