|
US$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 27804-2011: Calcium fluoride
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 27804-2011 | English | 229 |
Add to Cart
|
3 days [Need to translate]
|
Calcium fluoride
| Valid |
GB/T 27804-2011
|
PDF similar to GB/T 27804-2011
Basic data | Standard ID | GB/T 27804-2011 (GB/T27804-2011) | | Description (Translated English) | Calcium fluoride | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G12 | | Classification of International Standard | 71.060.50 | | Word Count Estimation | 10,177 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-06-01 | | Quoted Standard | GB/T 191-2008, GB/T 5195.6-2006, GB/T 5195.8-2006, GB/T 5195.10-2006, GB/T 6678, GB/T 6682-2008, GB/T 8170, HG/T 3696.1, HG/T 3696.2, HG/T 3696.3 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 23 of 2011 | | 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 requirements for calcium fluoride, test methods, inspection rules and signs, labels, packaging, transport and storage. This standard applies to the manufacture of optical glass, optical fiber, enamel, ceramics and other materials used in calcium fluoride. | GB/T 27804-2011: Calcium fluoride---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.
Calcium fluoride
ICS 71.060.50
G12
National Standards of People's Republic of China
Calcium fluoride
Issued on. 2011-12-30
2012-06-01 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 standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee of Chemical Inorganic Chemical Technical Committee (SAC/TC63/SC1) centralized.
This standard was drafted. CNOOC Tianjin Chemical Research Institute, Foshan Municipal Quality Supervision and Testing Center, Fluoride Chemical Co. has
Ltd., Zhejiang Chemical Research Institute Co., Ltd.
The main drafters of this standard. Li Guangming, Zhang Gao Qi, Ye Wenhao, Shiwan Jun, Zhuhai Yun.
Calcium fluoride
1 Scope
This standard specifies the requirements for calcium fluoride, test methods, inspection rules and signs, labels, packaging, transport and storage.
This standard applies to the manufacture of calcium fluoride optical glass fiber, enamel, ceramics and other materials used.
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 191-2008 Packaging - Pictorial signs
Determination of GB/T 5195.6-2006 phosphorus content of fluorite
Determination of GB/T 5195.8-2006 fluorite silica content
Determination of GB/T 5195.10-2006 fluorite iron content phenanthroline spectrophotometry
GB/T 6678 General Principles for Sampling Chemical Products
Laboratory use specifications and test methods GB/T 6682-2008 Analysis
GB/T 8170 repair numerical representation about rules and limit values \u200b\u200band judgment
HG/T 3696.1 inorganic chemical products, chemical analysis standard solution, Part 1 - Preparations. The standard solution
Preparation
HG/T 3696.2 inorganic chemical products, chemical analysis standard solution, Preparations Part 2. Impurity Standards
Preparation of the solution
HG/T 3696.3 inorganic chemical products, chemical analysis standard solution, Preparations Part 3. Formulation and preparation
Preparation products
3 formula, relative molecular mass
Formula. CaF2
Molecular Weight. 78.07 (according to 2007 international relative atomic mass)
4 Classification and designation
Calcium fluoride divided into two categories.
Class Ⅰ. mainly used in the manufacture of optical glass, optical fiber and other raw materials.
Ⅱ class. mainly used for enamel, ceramic and other raw materials.
5 Requirements
5.1 Appearance. white powder.
5.2 Analysis of indicators of calcium fluoride according to the standard testing shall comply with the technical requirements in Table 1.
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 27804-2011_English be delivered?Answer: Upon your order, we will start to translate GB/T 27804-2011_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 27804-2011_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 27804-2011_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+ countriesQuestion 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 [email protected]. 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.
|