GB/T 6371-2008 English PDFUS$149.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 6371-2008: Surface active agents -- Textile auxiliaries -- Determination of detergency Status: Valid GB/T 6371: Historical versions
Basic dataStandard ID: GB/T 6371-2008 (GB/T6371-2008)Description (Translated English): Surface active agents -- Textile auxiliaries -- Determination of detergency Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G72 Classification of International Standard: 71.100.40 Word Count Estimation: 5,546 Date of Issue: 2008-04-01 Date of Implementation: 2008-10-01 Older Standard (superseded by this standard): GB/T 6371-1995 Quoted Standard: GB 250 Regulation (derived from): National Standard Approval Announcement 2008 No.5 (Total No.118) Issuing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 decontamination tests using artificial dirty cloth. Evaluation Method for determination of surfactant detergency by gray card rating. This standard applies to industrial anionic and non -ionic surfactants with detergency determination. Also be applied to certain cationic, measured detergency and amphoteric surfactant compound. GB/T 6371-2008: Surface active agents -- Textile auxiliaries -- Determination of detergency---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.Surface active agents. Textile auxiliaries. Determination of detergency ICS 71.100.40 G72 National Standards of People's Republic of China Replacing GB/T 6371-1995 Surface active agents - Textile auxiliaries detergency Posted 2008-04-01 2008-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard replaces GB/T 6371-1995 "surface active agents - Textile auxiliaries - Determination of detergency." The Standard and the previous version of the main differences. --- Increase the preamble. --- Instruments and equipment increased by chapter (see Chapter 5). --- Adds a chapter test report (see Chapter 7). The standard proposed by China Petroleum and Chemical Industry Association. This standard is under the jurisdiction of Chemical Industry Standardization Technical Committee surfactant. This standard was drafted. Shanghai Dyestuffs Research Institute Co., Ltd., Zhejiang Real Chemical Group. Drafters of this standard. Huang Weiqing, Zhuangyong Bin, Wangwei Song, Meng Zhaoping. This standard was first published in 1986. Surface active agents - Textile auxiliaries detergency1 ScopeThis standard specifies the determination method of decontamination tests using artificial dirty cloth, gray cards by rating evaluation of surfactant detergency. This standard applies to industrial use - Determination of anionic and non-ionic surfactant detergency, and is also applicable to certain cationic, amphoteric Determination of detergency and a surfactant compound.2 Normative referencesThe following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB 250 assessing change in color like the gray card (GB 250-1995, ISO 150/A02.1993, IDT) Principle 3 The sample and standard dubbed a certain concentration of the solution, were added to the standard dirty cloth and stainless steel beads, at a certain temperature and time for washing After the wash, washed and dried to visually dirty cloth standard color shades. Evaluate the relative cleaning power of detergent.4 Reagents and materials4.1 Glycol ether. chemically pure. 4.2 95% ethanol. chemically pure. 4.3 lanolin. 4.4 Butter. Industrial No. 20 (high) butter. 4.5 carbon ink. 4.6 women do. (No. 0549564 sticks, wool women do). 4.7 Evaluation of color like the gray card. 5. Apparatus 5.1 Beaker. Capacity 400mL, 1000mL, 2000mL. 5.2 volumetric flask. capacity 500mL, 1000mL. 5.3 straight cylinder. capacity 200mL. 5.4 Thermometer. 0 ℃ ~ 100 ℃. 5.5 heating magnetic stirrer. 5.6 scissors. 5.7 washing color fastness testing machine. SW-type or similar equipment, the capacity of each 500mL. 5.8 stainless steel beads. diameter of 6mm. 5.9 laboratory padding machine. a vehicle speed, mangle controllable device.6 Determination6.1 Preparation of standard soiled cloths 6.1.1 padding carbon ink 100mL95% ethanol was added in 2000mL beaker placed on a magnetic stirrer was heated, stirred solution of 100g of carbon in the case of ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 6371-2008_English be delivered?Answer: Upon your order, we will start to translate GB/T 6371-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 6371-2008?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 6371-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
