GB/T 22667-2008 English PDFUS$139.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 22667-2008: Potassium fluoborate Status: Valid
Basic dataStandard ID: GB/T 22667-2008 (GB/T22667-2008)Description (Translated English): Potassium fluoborate Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: H61 Classification of International Standard: 77.120.10 Word Count Estimation: 6,628 Date of Issue: 2008-12-29 Date of Implementation: 2009-11-01 Quoted Standard: GB/T 1250-1989; GB/T 22661 Regulation (derived from): National Standard Approval Announcement 2008 No.23 (Total No.136) 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 industrial use of potassium fluoroborate requirements, test methods, inspection rules, packaging, signs, transport, storage, purchase order or contract requirements. This standard applies to fluoride, fluoride and potassium borate, potassium and other borides role in the system is mainly used for aluminum titanium boron alloy, heat welding and brazing flux, also used as electrochemical and flame-retardant materials.. GB/T 22667-2008: Potassium fluoborate---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.Potassium fluoborade ICS 77.120.10 H61 National Standards of People's Republic of China Potassium fluoroborate Posted 2008-12-29 2009-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThe standard proposed by China Nonferrous Metals Industry Association. This standard Nonferrous Metals by the National Standardization Technical Committee. This standard is drafted by. Hunan Nonferrous fluorine chemical limited liability company. The main drafters of this standard. Liu Dongxiao, Li Zhijian, Liao Zhihui, paragraph Tateyama. Potassium fluoroborate1 ScopeThis standard specifies the industrial use of potassium fluoroborate requirements, test methods, inspection rules, packaging, labeling, transportation, storage, purchase order or contract Claim. This standard applies to the like fluoride, boron and potassium role in the system of potassium fluoroborate. Mainly used for aluminum titanium boron alloy, copper welding and heat Welding flux, also used as a flame-retardant materials and electrochemistry.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. Representation GB/T 1250-1989 and method of determining the limit values GB/T 22661 (all parts), potassium fluoroborate chemical analysis3 RequirementsGrade 3.1 Potassium fluoroborate chemical composition is divided into two grades. PFB-1, PFB-2. Grades with potassium fluoroborate English name Potassium Fluoborate English abbreviation PFB plus "-" plus an Arab representation in digital form, Arabic numerals indicate the different grades of boron fluorine Potassium distinguishing way. 3.2 Chemical composition Potassium fluoroborate chemical composition shall comply with the requirements in Table 1. Table 1 Trademark Chemical composition (mass fraction) /% KBF4 FH3BO3 Si Na Ca Mg Cl- moisture intrudes Not less than Not more than PFB-1 98 0.4 0.2 0.10 0.05 0.05 0.10 0.2 PFB-2 97 0.5 0.4 0.15 0.10 0.10 0.20 0.3 Note 1. Measured value or a calculated value of the limit values \u200b\u200bspecified in the table for comparison conducted in 1250 by the provisions of Article 5.2 of GB/T . Note 2. When the demand side, as each index specified in the table have special requirements, may be negotiated separately agreed and specified in the contract. Note 3. The table FH3BO3 the free boronic acid. 3.3 Appearance Potassium fluoroborate as a white powder or crystals. Potassium fluoroborate shall not be mixed with foreign matter. Test Method 4 4.1 Analysis of the chemical composition of potassium fluoroborate method according to the provisions GB/T 22661 performed. 4.2 Appearance quality by visual inspection method. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 22667-2008_English be delivered?Answer: Upon your order, we will start to translate GB/T 22667-2008_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 22667-2008_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 22667-2008_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. 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