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GB/T 8766-2013 English PDF (GBT8766-2013)

GB/T 8766-2013 English PDF (GBT8766-2013)

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GB/T 8766-2013: Lithium hydroxide monohydrate

This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality certificate and contract (or order) content of lithium hydroxide monohydrate. This Standard applies to lithium hydroxide monohydrate products produced from lithium ore or brine.
GB/T 8766-2013
Lithium hydroxide monohydrate
GB/T 8766-2013
GB
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 77.150.99
H 64
Replacing GB/T 8766-2002
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Issued on. November 27, 2013 Implemented on. August 01, 2014
Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ...3
1 Scope ...4
2 Normative references ...4
3 Requirements...4
4 Test methods ...5
5 Inspection rules ...5
6 Marking, packaging, transportation, storage and quality certificate ...7 7 Contract (or order) content ...8
Annex A (normative) Chemical analysis method for water insoluble matters in Foreword
This Standard is drafted in accordance with the rules given in GB/T 1.1-2009. Compared with GB/T 8766-2002, the main technical changes of this Standard are as follows.
- REDUCE the content of Na + K impurity element in LiOH ?€? H2O-1 and LiOH ?€? H2O-2 products;
- REDUCE the content of impurity elements such as hydrochloric acid
insoluble matters and water insoluble matters in the product;
- CHANGE the net weight of each bag of 25 kg ?? 25 g TO the net weight of each bag of 20 kg ~ 1000 kg;
- INCREASE the content of chloride ion impurity element in the product. This Standard shall be under the jurisdiction of National Technical Committee on Nonferrous Metals of Standardization Administration of China (SAC/TC 243). Drafting organizations of this Standard. Xinjiang Haoxin Lithium Salts
Development Co., Ltd., Jiangxi Ganfeng Lithium Industry Co., Ltd., Sichuan Tianqi Lithium Industry Co., Ltd., Sichuan Ni and Co Guorun New Materials Co., Ltd., Haimen Ronghui General Lithium Industry Co., Ltd., Baiyin Zabuye
Lithium Industry Co., Ltd., Shaanxi Guoneng Lithium Industry Co., Ltd.
Main drafters of this Standard. Chen Yuedi, Yan Chunli, Xie Shaozhong, Jin Peng, Yan Xianwei, Li Nanping, Peng Qiuhua, Gong Zhixing, Li Niansheng, Mo Zixuan.
The previous released versions replaced by this Standard are as follows. - GB/T 8766-1988, GB/T 8766-2002.
1 Scope
This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality certificate and contract from lithium ore or brine.
2 Normative references
The following referenced documents are indispensable for the application of this document.For dated references, only the edition cited applies.For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 190 Packing symbol of dangerous goods
GB/T 191 Packaging - Pictorial marking for handling of goods
GB/T 6678-2003 General principles for sampling chemical products
GB/T 11064 (all parts) Methods for chemical analysis of lithium carbonate, 3 Requirements
3.1 Product classification
to the chemical composition. LiOH ?€? H2O-T1, LiOH ?€? H2O-T2, LiOH ?€? H2O-1, LiOH ?€? H2O-2.
3.2 Chemical composition
comply with the requirements of Table 1.
6 Marking, packaging, transportation, storage and
quality certificate
6.1 Marking
The product packaging bag shall be marked with.
a) product name;
b) implemented standard;
c) main content;
d) batch number;
e) net weight and gross weight;
f) name of the supply party;
g) ?€?Corrosive materials?€? mark in GB 190 and ?€?Keep dry?€? mark in GB/T 191. 6.2 Packaging
The products are packaged by means of inner plastic bag plus outer plastic woven bag.The net weight of each bag is 20 kg ~ 1000 kg.
6.3 Transportation
When handling the products, it shall prevent the packaging bag from being damaged and be protected from moisture.
6.4 Storage
The products shall be stored in a dry, acid-free environment.The storage period shall not exceed six months.
6.5 Quality certificate
Each batch of products shall be accompanied by a quality certificate, indicating. a) name, address, telephone and fax of the supply party;
b) product name;
c) product grade;
d) product batch number;
Annex A
(normative)
Chemical analysis method for water
A.1 Scope
This method provides a method of determining the content of water insoluble This method applies to the determination of the content of water insoluble 0.002 % ~ 0.1 %.
A.2 Method summary
The sample is dissolved in boiling water, cooled and filtered, and then the insoluble matters are dried and weighed.
A.3 Reagent
Secondary deionized water.
A.4 Sample
and stored in a vacuum.
A.5 Instruments and equipment
Balance, oven, 4# glass sand plate funnel.
A.6 Analysis steps
A.6.1 Sample
WEIGH 20 g of sample, to the nearest 0.0001 g.
A.6.2 Determination times
Independently CARRY OUT two determinations, and TAKE the average value. A.6.3 Determination
A.6.3.1 PLACE the sample (A.6.1) in a 600 mL plastic beaker, ADD 400 mL of

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