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HG/T 6267-2024 English PDF

US$229.00 ยท In stock
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HG/T 6267-2024: (Method for determining fluorine content in copper-containing etching waste liquid)
Status: Valid
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HG/T 6267-2024English229 Add to Cart 3 days [Need to translate] (Method for determining fluorine content in copper-containing etching waste liquid) Valid HG/T 6267-2024

PDF similar to HG/T 6267-2024


Standard similar to HG/T 6267-2024

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Basic data

Standard ID HG/T 6267-2024 (HG/T6267-2024)
Description (Translated English) (Method for determining fluorine content in copper-containing etching waste liquid)
Sector / Industry Chemical Industry Standard (Recommended)
Classification of Chinese Standard Z04
Classification of International Standard 13.030.01
Word Count Estimation 10,149
Date of Issue 2024-03-29
Date of Implementation 2024-10-01
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the general provisions and determination methods for the determination of fluorine content in copper-containing etching waste liquid. This standard is applicable to the determination of fluorine content in copper-containing etching waste liquid of printed circuit boards (PCBs). The lower limit of determination by the ion selective electrode single standard addition method is 1.6 mg/L, the lower limit of determination by the ion selective electrode standard curve method is 1.8 mg/L, and the lower limit of determination by the ion chromatography method is 0.8 mg/L.

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