Standard Number: HJ 1057-2019(HJ1057-2019)
Chinese:组合聚醚中HCFC-22、CFC-11和HCFC-141b等消耗臭氧层物质的测定顶空 气相色谱-质谱法
English:Determination of ODS such as HCFC-22, CFC-11 and HCFC-141b in combined polyethers Headspace Gas Chromatography-Mass Spectrometry
Effective Date:2019-10-31
Standard Applicability:This standard applies to the determination of ozone-depleting substances such as HCFC-22, CFC-11 and HCFC-141b in combined polyethers.
PDF Downloadable: Y
You can click the button below to purchase the PDF version, and we will send it to you via email.Click below to buy the printed version. Shipped via FedEx within 7 days. Full refund if out of stock.
If you encounter the following issues, please click here to contact us, and we will do our best to assist you.
1. You cannot find the standard document you are looking for on our website.
2. You have found the standard document, but our page indicates that PDF download is not available.
3. You need to purchase our translated version.
