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GB/T 30921.4-2016 Active
GB/T 30921.4-2016 Test method of purified terephthalic acid(PTA) for industrial use—Part 4:Determination of titanium content—Diantipyrylmethane photometric method
Abstract
This part of GB/T 30921 specifies a spectrophotometric method for determining the titanium content in industrial-grade purified terephthalic acid (PTA). This part is applicable to the determination of titanium content in samples of industrial-grade purified terephthalic acid (PTA) with a content not less than 0.020 mg/kg.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 30921.4-2016 |
| CCS | Basic organic chemical raw materials |
| ICS | Organic acids |
| Implement Date | 2017-01-01 |
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