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GB/T 30696-2014 English PDF

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US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 30696-2014: Rigid phenolic foam (PF) -- Determination of residual phenol
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 30696-2014	189	Add to Cart	3 days	Rigid phenolic foam (PF) -- Determination of residual phenol	Valid

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Basic data

Standard ID: GB/T 30696-2014 (GB/T30696-2014)
Description (Translated English): Rigid phenolic foam (PF) -- Determination of residual phenol
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Q25
Classification of International Standard: 91.120.10
Word Count Estimation: 8,888
Date of Issue: 12/31/2014
Date of Implementation: 3/2/2015
Quoted Standard: GB/T 20974; ISO 8974-2002
Adopted Standard: ISO 8974-2002, NEQ
Regulation (derived from): National Standards Bulletin 2014 No. 33
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Standard specifies the method for the determination of rigid phenolic foam products free phenol content. This Standard applies to the use of acid-curing method and production base cured rigid phenolic foam products.

GB/T 30696-2014: Rigid phenolic foam (PF) -- Determination of residual phenol

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Rigid phenolic foam (PF). Deternmination of residual phenol ICS 91.120.10 Q25 National Standards of People's Republic of China Rigid phenolic foam products - Determination of free phenol Rigidphenolicfoam (PF) -Determinationofresidualphenol Issued on. 2014-12-31 2015-03-02 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The reference to the standard ISO 8974.2002 "Plastics - Phenolic Determination of residual phenol content by gas chromatography resin", combined with domestic hard The actual production of quality products of phenolic foam formulation. This standard by the National Quality Supervision key product testing method Standardization Technical Committee (SAC/TC374) and focal points. This standard was drafted. Guangzhou Quality Supervision and Testing Institute, Shandong Quan Chemical Co., Ltd., Guangzhou Tak New Materials Co., the company. The main drafters of this standard. Liu Chunsheng, Yeyuan Jian, He Shan State, Pan Yonghong, Cao Zhixiang, Li increases, Li Chih-fang, Huang Shengquan, Zhao Mulian, Deng Gang, Cai Jinan, Wang rolls, Han Yun water. Rigid phenolic foam products - Determination of free phenol

1 Scope

This standard specifies the method for determination of a rigid phenolic foam products free phenol content. This standard applies to the use of acid-curing method and production base cured rigid phenolic foam products.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 20974 rigid phenolic foam insulation products (PF) ISO 8974.2002 Plastics - Phenolic gas chromatographic determination of the residual content of phenol resin (Plastics-Phenolicresins- Determinationofresidualphenolcontentbygaschromatography)

3 Terms and Definitions

GB/T 20974 and ISO 8974 define the following terms and definitions apply to this document. 3.1 Article rigid phenolic foam (PF) rigidphenolicfoam (PF) From phenol and formaldehyde polycondensate (e.g. phenol resin) mixed with other additives such as curing agents, blowing agents, surfactants and fillers Made of porous rigid foam. 3.2 Internal standard internalstandard Was added to the test solution for determination of phenol in response to a known quality factor of the pure substance. 3.3 Mass ratio massratio Phenol ratio of quality and quality of the internal standard solution to be measured. 3.4 Peak area ratio peakarearatio Phenol ratio of the peak area of \u200b\u200bthe internal standard peak area. 3.5 Response factor responsefactor The mass ratio of phenol and phenol internal standard and the internal standard peak area ratio ratio, according to equation (1) calculations. K = Mass ratio Peak area ratio ...(1) 3.6 Retention time retentiontime The ingredients in the specified time component symmetrical peak maximum required from the injection start to appear. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 30696-2014_English be delivered?

Answer: Upon your order, we will start to translate GB/T 30696-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 30696-2014_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 30696-2014_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.