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GB/T 660-2015 English PDF

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Q: Should I purchase the latest version GB/T 660-2015?

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US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 660-2015: Chemical reagent -- Ammonium thiocyanate
Status: Valid

GB/T 660: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 660-2015	169	Add to Cart	3 days	Chemical reagent -- Ammonium thiocyanate	Valid
GB/T 660-1992	199	Add to Cart	2 days	Chemical reagent--Ammonium thiocyanate	Obsolete

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Basic data

Standard ID: GB/T 660-2015 (GB/T660-2015)
Description (Translated English): Chemical reagent -- Ammonium thiocyanate
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G62
Classification of International Standard: 71.040.30
Word Count Estimation: 8,888
Date of Issue: 2015-05-15
Date of Implementation: 2015-12-01
Older Standard (superseded by this standard): GB/T 660-1992
Quoted Standard: GB/T 601; GB/T 602; GB/T 603; GB/T 6682; GB/T 9723-2007; GB/T 9724; GB/T 9728; GB/T 9729; GB/T 9738; GB/T 9739; GB/T 9741-2008; GB 15346; HG/T 3484; HG/T 3921
Adopted Standard: ISO 6353-3-1987, NEQ
Regulation (derived from): National Standard Announcement 2015 No. 15
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 chemical ammonium thiocyanate test traits, specifications, test methods, inspection rules and packaging, storage, transportation and signage. This Standard applies to chemicals ammonium thiocyanate test.

GB/T 660-2015: Chemical reagent -- Ammonium thiocyanate

---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.
Chemical reagent. Ammonium thiocyanate ICS 71.040.30 G62 National Standards of People's Republic of China Replacing GB/T 660-1992 Chemical reagents Ammonium thiocyanate (ISO 6353-3. 1987, Reagentsforchemicalanalysis- Part 3. Specifications-Secondseries, NEQ) Issued on. 2015-05-15 2015-12-01 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. This standard replaces GB/T 660-1992 "Chemicals ammonium thiocyanate," compared with the GB/T 660-1992 Technical Changes as follows. --- Clarity test specifications by a "qualified" to "No. 4", "6" (see Chapter 4, 1992 edition 3.3); --- Reducing iodine substance analytical specifications by the "0.05%" to "0.025%", chemically pure specifications from "0.1%" to improve "0.05%", and improve the measuring method (see Chapter 4, 513, 1992 edition of 3.3,4.3.10.); --- Modify the packaging and logo (see Chapter 7, Chapter 6, 1992 edition). The standard reference method using redrafted ISO 6353-3. 1987 "Reagents for chemical analysis - Part 3. Specifications 2 Series" in R46 "Ammonium thiocyanate" preparation, and ISO 6353-3. 1987 is equivalent to the degree of non-uniformity. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee Chemistry (SAC/TC63) centralized. This standard is drafted by. Guangdong Guanghua Science and Technology Co., Ltd., Beijing Institute of Chemical reagents. The main drafters of this standard. Monday Lang Linchu Qing, Zhang Jianfeng, Zhang Zhibin. This standard replaces the standards previously issued as follows. --- GB/T 660-1965, GB/T 660-1978, GB/T 660-1992. Chemical reagents Ammonium thiocyanate

1 Scope

This standard specifies the chemical reagent ammonium thiocyanate traits, specifications, test methods, inspection rules, packaging, storage, transportation and signage. This standard applies to chemical agents ammonium thiocyanate test. Molecular formula. NH4SCN Molecular Weight. 76.12 (according to 2011 international relative atomic mass)

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. Preparation of GB/T 601 chemical reagent standard titration solution Preparation of standard solution of GB/T 602 Determination of impurities in chemical reagents GB/T 603 chemical reagent in test methods - Preparations with Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 9723-2007 Chemicals flame atomic absorption spectrometry General GB/T 9724 General rule for determination of pH chemical reagent GB/T 9728 General method for determination of chemical reagents sulfate GB/T 9729 General method for determination of chloride Chemicals GB/T 9738 Determination of water insoluble chemical reagent - General method GB/T 9739 General method for determination of iron chemical reagents GB/T 9741-2008 Determination of residue on ignition Chemicals General method GB 15346 chemical reagent packaging and marking HG/T 3484 standard chemical reagents glass emulsion and clarity standards HG/T 3921 Chemicals sampling and acceptance rules

3 Characters

Colorless crystalline, deliquescent, soluble in water and ethanol.

4 Specification

Ammonium thiocyanate as shown in Table 1. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 660-2015_English be delivered?

Answer: Upon your order, we will start to translate GB/T 660-2015_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 660-2015_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 660-2015_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.

Question 5: Should I purchase the latest version GB/T 660-2015?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 660-2015 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.