HG/T 5919-2021 PDF English
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HG/T 5919-2021: Nickel sulfate for battery materials---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/HGT5919-2021
HG
CHEMICAL INDUSTRY STANDARD OF
THE PEOPLE’S REPUBLIC OF CHINA
ICS 71.060.50
CCS G 12
Nickel sulfate for battery materials
Issued on. DECEMBER 02, 2021
Implemented on. APRIL 01, 2022
Issued by. Ministry of Industry and Information Technology of the People's
Republic of China
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 4
4 Molecular formula and relative molecular mass... 5
5 Classification... 5
6 Requirements... 5
7 Test methods... 6
8 Inspection rules... 17
9 Marks, labels... 18
10 Packaging, transportation, storage... 18
Foreword
This document was drafted in accordance with the rules given in GB/T 1.1-2020
"Directives for standardization - Part 1.Rules for the structure and drafting of
standardizing documents".
Attention is drawn to the possibility that some of the elements of this document may be
the subject of patent rights. The issuing authority shall not be held responsible for
identifying any or all such patent rights.
This document was proposed by China Petroleum and Chemical Industry Federation.
This document shall be under the jurisdiction of Subcommittee on Inorganic Chemical
Industry of National Technical Committee on Chemical of Standardization
Administration of China (SAC/TC 63/SC 1).
The drafting organizations of this document. Quzhou Huayou Resource Recycling
Technology Co., Ltd., GEM Co., Ltd., Guangdong Bangpu Recycling Technology Co.,
Ltd., Guangdong Jiana Energy Technology Co., Ltd., Jiangmen Changyou Industrial
Co., Ltd., Jingmen GEM New Material Co., Ltd., Hunan Bangpu Recycling Technology
Co., Ltd., Zhejiang Huayou Cobalt Co., Ltd., MCC Ramu New Energy Technology Co.,
Ltd., Jinchuan Group Nickel Salt Co., Ltd., Jiangxi Nuclear Industry Xingzhong New
Materials Co., Ltd., Jilin Jien Nickel Co., Ltd., Jiangxi Province Guangde
Environmental Protection Technology Co., Ltd., Qingyuan Jiazhi New Material
Research Institute Co., Ltd., Zhejiang Water Sound Environmental Technology Co.,
Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd.
Main drafters of this document. Xu Wei, Wei Qiong, Yu Haijun, Chen Zhenhua, Tian
Jiping, Zhang Kun, Gong Qinxue, Yang Jie, Wang Qinghua, Zhang Xia, Yu Jingang,
Wen Song, Luo Tiangui, Fu Haikuo, Ruan Zhongqiang, Hui Sheng, Xu Kaihua, Zhang
Xuemei, Feng Huancun, Zhao Shizhen, Hu Yi, Liu Yongqi, Gao Ce, Xu Jianqing, Wang
Ying.
Nickel sulfate for battery materials
1 Scope
This document specifies the classification, requirements, test methods, inspection rules,
marks, labels, packaging, transportation, storage of nickel sulfate for battery materials.
This document applies to nickel sulfate for battery materials.
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/T 191, Packaging and storage marks
GB/T 6678, General principles for sampling chemical products
GB/T 6682-2008, Water for analytical laboratory use - Specification and test
methods
GB/T 8170, Rules of rounding off for numerical values and expression and
judgement of limiting values
HG/T 3696.1, Inorganic chemicals for industrial use. Preparations of standard and
reagent solutions for chemical analysis. Part 1.Preparations of standard volumetric
solutions
3 Terms and definitions
This document does not have terms and definitions that need to be defined.
4 Molecular formula and relative molecular mass Molecular formula. NiSO4•6H2O
Relative molecular mass. 262.86 (according to the international relative atomic mass in
2018)
5 Classification
Nickel sulfate for battery materials is divided into two categories. solid type and
solution type.
6 Requirements
6.1 Appearance. The solid is emerald, green granular crystal. The solution is green
transparent liquid.
7 Test methods
WARNING -- Some reagents used in this test method are corrosive, so be careful
when handling them! If necessary, it shall be carried out in a fume hood. If
splashed on skin or eyes, rinse with water immediately. Seek medical attention
immediately if it is serious.
7.1 General
The reagents and water used in this document refer to analytically-pure reagents and
grade three water specified in GB/T 6682-2008, unless otherwise specified. The
standard titration solutions, impurity standard solutions, preparations and products used
in the test shall be prepared according to the regulations of HG/T 3696.1, HG/T 3696.2
and HG/T 3696.3 unless otherwise specified.
7.3.1.3 Instruments and equipment
7.3.1.3.1 Glass sand crucible. filter plate pore size is 5 μm ~ 15 μm.
7.3.1.3.2 Electric constant temperature drying oven. the temperature can be controlled
at 105°C ± 2°C.
7.3.1.5 Test data processing
The nickel content is calculated as the mass fraction w1 of nickel (Ni). Calculate
according to formula (1).
7.3.2.2.1 Ammonium fluoride.
7.3.2.2.2 Hydrochloric acid solution. 1+1.
7.3.2.2.3 Ammonia solution. 1+1.
7.3.2.2.4 Potassium sodium tartrate solution. 150 g/L.
7.3.2.2.5 Sodium thiosulfate solution. 500 g/L.
7.3.2.3.2 Test
Use a pipette to pipette 25 mL of the test solution. Place it in a 500 mL Erlenmeyer
flask. Add 1 g ~ 2 g of ammonium fluoride, 10 mL of sodium potassium tartrate solution,
15 mL of sodium thiosulfate solution, 0.1 g of ammonium violate indicator. Shake well.
Add ammonia solution dropwise until the solution turns yellow. Use disodium EDTA
standard titration solution to titrate till the solution turns orange yellow. Then add
ammonia solution dropwise until the solution turns yellow. Continue to titrate with
disodium edetate standard titration solution. After the solution becomes darker, add
ammonia solution dropwise until the solution turns yellow. Use disodium edetate
standard titration solution to titrate. Repeat this until the solution turns purple, which is
the end point.
7.4 Determination of cobalt, copper, iron, manganese, zinc, calcium, magnesium,
chromium, cadmium and lead content
7.4.1 Principle
In nitric acid medium, use the standard curve method and inductively-coupled plasma
optical emission spectrometer to determine the contents of the analyte elements.
7.4.2 Reagents or materials
7.4.2.1 Nitric acid solution. 1+1.
7.4.2.4 Water. grade two water specified in GB/T 6682-2008.
7.4.3 Instruments and equipment
Inductively-coupled plasma optical emission spectrometer.
7.4.4 Test steps
7.4.4.1 Drawing of standard curve
Pipette 0.00 mL, 0.50 mL, 1.00 mL, 2.00 mL, 4.00 mL, 8.00 mL of mixed standard
solutions respectively. Place in six 100 mL volumetric flasks. Add 10 mL of nickel
matrix solution and 2 mL of nitric acid solution respectively. Use water to dilute to the
scale. Shake well.
7.5.4.2 Test
Weigh an appropriate amount of specimen (about 1.0 g for solid product, about 2.0 g
for solution product) (accurate to 0.0002 g). Place in a 100 mL beaker. Add appropriate
amount of water. Stir to dissolve all. Add 2 mL of nitric acid solution. Transfer all to a
100 mL volumetric flask. Add water to the scale. Shake well. Use a pipette to pipette
10 mL of the above test solution. Place in a 100 mL volumetric flask. Use water to dilute
to the scale. Shake well.
7.6 Determination of water-insoluble content
7.6.1 Principle
The specimen is dissolved in water. After filtering and washing, dry it to constant mass.
Determine the water-insoluble content based on the amount of residue after drying.
7.6.2 Instruments and equipment
7.6.3 Analysis steps
Weigh about 50 g of specimen (accurate to 0.01 g). Place it in a 400 mL beaker. Add
200 mL of water. Heat and stir to dissolve. After cooling to room temperature, use a
glass sand crucible that has been dried at 105°C ± 2°C to a constant mass for suction-
filtration. After fully washing with hot water, place the glass sand crucible in an electric
heating constant temperature drying oven at 105°C ± 2°C. Dry to constant mass.
7.7.5 Test data processing
The content of magnetic foreign matter is calculated as mass fraction w4.Calculate
according to formula (6).
7.8 Determination of oil content
7.8.1 Reagents or materials
7.8.1.1 Tetrachlorethylene.
7.8.1.2 Anhydrous sodium sulfate.
7.8.2 Instruments and equipment
Infrared spectrophotometer.
8 Inspection rules
8.1 All indicator items specified in this document are exit-factory inspection items.
They shall be inspected batch by batch.
8.2 Nickel sulfate for battery materials of the same type and model produced by the
production enterprise with the same material, basically the same production conditions,
under continuous production or production by the same team are a batch. Each batch of
products shall not exceed 40 t.
8.3 Determine the number of sampling units according to the provisions of GB/T 6678.
When sampling solid products, insert the sampler vertically from the center of the bag
to 3/4 of the depth of the material layer for sampling.
8.4 If any indicators of the inspection results do not meet the requirements of this
document, samples shall be taken from twice the amount of packaging for re-inspection.
8.5 Use the rounded value comparison method specified in GB/T 8170 to judge whether
the test results conform to this document.
9 Marks, labels
9.1 There shall be a firm and clear mark on the packaging bag of nickel sulfate for
battery materials. The mark shall indicate manufacturer name, factory address, product
name, category, model, net content, batch number or date of production, shelf life,
reference to this document and the marks of "be afraid of rain" and "be afraid of sun"
stipulated in Chapter 2 of GB/T 191-2008.
HG/T 5919-2021
HG
CHEMICAL INDUSTRY STANDARD OF
THE PEOPLE’S REPUBLIC OF CHINA
ICS 71.060.50
CCS G 12
Nickel sulfate for battery materials
Issued on. DECEMBER 02, 2021
Implemented on. APRIL 01, 2022
Issued by. Ministry of Industry and Information Technology of the People's
Republic of China
Table of Contents
Foreword... 3
1 Scope... 4
2 Normative references... 4
3 Terms and definitions... 4
4 Molecular formula and relative molecular mass... 5
5 Classification... 5
6 Requirements... 5
7 Test methods... 6
8 Inspection rules... 17
9 Marks, labels... 18
10 Packaging, transportation, storage... 18
Foreword
This document was drafted in accordance with the rules given in GB/T 1.1-2020
"Directives for standardization - Part 1.Rules for the structure and drafting of
standardizing documents".
Attention is drawn to the possibility that some of the elements of this document may be
the subject of patent rights. The issuing authority shall not be held responsible for
identifying any or all such patent rights.
This document was proposed by China Petroleum and Chemical Industry Federation.
This document shall be under the jurisdiction of Subcommittee on Inorganic Chemical
Industry of National Technical Committee on Chemical of Standardization
Administration of China (SAC/TC 63/SC 1).
The drafting organizations of this document. Quzhou Huayou Resource Recycling
Technology Co., Ltd., GEM Co., Ltd., Guangdong Bangpu Recycling Technology Co.,
Ltd., Guangdong Jiana Energy Technology Co., Ltd., Jiangmen Changyou Industrial
Co., Ltd., Jingmen GEM New Material Co., Ltd., Hunan Bangpu Recycling Technology
Co., Ltd., Zhejiang Huayou Cobalt Co., Ltd., MCC Ramu New Energy Technology Co.,
Ltd., Jinchuan Group Nickel Salt Co., Ltd., Jiangxi Nuclear Industry Xingzhong New
Materials Co., Ltd., Jilin Jien Nickel Co., Ltd., Jiangxi Province Guangde
Environmental Protection Technology Co., Ltd., Qingyuan Jiazhi New Material
Research Institute Co., Ltd., Zhejiang Water Sound Environmental Technology Co.,
Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd.
Main drafters of this document. Xu Wei, Wei Qiong, Yu Haijun, Chen Zhenhua, Tian
Jiping, Zhang Kun, Gong Qinxue, Yang Jie, Wang Qinghua, Zhang Xia, Yu Jingang,
Wen Song, Luo Tiangui, Fu Haikuo, Ruan Zhongqiang, Hui Sheng, Xu Kaihua, Zhang
Xuemei, Feng Huancun, Zhao Shizhen, Hu Yi, Liu Yongqi, Gao Ce, Xu Jianqing, Wang
Ying.
Nickel sulfate for battery materials
1 Scope
This document specifies the classification, requirements, test methods, inspection rules,
marks, labels, packaging, transportation, storage of nickel sulfate for battery materials.
This document applies to nickel sulfate for battery materials.
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/T 191, Packaging and storage marks
GB/T 6678, General principles for sampling chemical products
GB/T 6682-2008, Water for analytical laboratory use - Specification and test
methods
GB/T 8170, Rules of rounding off for numerical values and expression and
judgement of limiting values
HG/T 3696.1, Inorganic chemicals for industrial use. Preparations of standard and
reagent solutions for chemical analysis. Part 1.Preparations of standard volumetric
solutions
3 Terms and definitions
This document does not have terms and definitions that need to be defined.
4 Molecular formula and relative molecular mass Molecular formula. NiSO4•6H2O
Relative molecular mass. 262.86 (according to the international relative atomic mass in
2018)
5 Classification
Nickel sulfate for battery materials is divided into two categories. solid type and
solution type.
6 Requirements
6.1 Appearance. The solid is emerald, green granular crystal. The solution is green
transparent liquid.
7 Test methods
WARNING -- Some reagents used in this test method are corrosive, so be careful
when handling them! If necessary, it shall be carried out in a fume hood. If
splashed on skin or eyes, rinse with water immediately. Seek medical attention
immediately if it is serious.
7.1 General
The reagents and water used in this document refer to analytically-pure reagents and
grade three water specified in GB/T 6682-2008, unless otherwise specified. The
standard titration solutions, impurity standard solutions, preparations and products used
in the test shall be prepared according to the regulations of HG/T 3696.1, HG/T 3696.2
and HG/T 3696.3 unless otherwise specified.
7.3.1.3 Instruments and equipment
7.3.1.3.1 Glass sand crucible. filter plate pore size is 5 μm ~ 15 μm.
7.3.1.3.2 Electric constant temperature drying oven. the temperature can be controlled
at 105°C ± 2°C.
7.3.1.5 Test data processing
The nickel content is calculated as the mass fraction w1 of nickel (Ni). Calculate
according to formula (1).
7.3.2.2.1 Ammonium fluoride.
7.3.2.2.2 Hydrochloric acid solution. 1+1.
7.3.2.2.3 Ammonia solution. 1+1.
7.3.2.2.4 Potassium sodium tartrate solution. 150 g/L.
7.3.2.2.5 Sodium thiosulfate solution. 500 g/L.
7.3.2.3.2 Test
Use a pipette to pipette 25 mL of the test solution. Place it in a 500 mL Erlenmeyer
flask. Add 1 g ~ 2 g of ammonium fluoride, 10 mL of sodium potassium tartrate solution,
15 mL of sodium thiosulfate solution, 0.1 g of ammonium violate indicator. Shake well.
Add ammonia solution dropwise until the solution turns yellow. Use disodium EDTA
standard titration solution to titrate till the solution turns orange yellow. Then add
ammonia solution dropwise until the solution turns yellow. Continue to titrate with
disodium edetate standard titration solution. After the solution becomes darker, add
ammonia solution dropwise until the solution turns yellow. Use disodium edetate
standard titration solution to titrate. Repeat this until the solution turns purple, which is
the end point.
7.4 Determination of cobalt, copper, iron, manganese, zinc, calcium, magnesium,
chromium, cadmium and lead content
7.4.1 Principle
In nitric acid medium, use the standard curve method and inductively-coupled plasma
optical emission spectrometer to determine the contents of the analyte elements.
7.4.2 Reagents or materials
7.4.2.1 Nitric acid solution. 1+1.
7.4.2.4 Water. grade two water specified in GB/T 6682-2008.
7.4.3 Instruments and equipment
Inductively-coupled plasma optical emission spectrometer.
7.4.4 Test steps
7.4.4.1 Drawing of standard curve
Pipette 0.00 mL, 0.50 mL, 1.00 mL, 2.00 mL, 4.00 mL, 8.00 mL of mixed standard
solutions respectively. Place in six 100 mL volumetric flasks. Add 10 mL of nickel
matrix solution and 2 mL of nitric acid solution respectively. Use water to dilute to the
scale. Shake well.
7.5.4.2 Test
Weigh an appropriate amount of specimen (about 1.0 g for solid product, about 2.0 g
for solution product) (accurate to 0.0002 g). Place in a 100 mL beaker. Add appropriate
amount of water. Stir to dissolve all. Add 2 mL of nitric acid solution. Transfer all to a
100 mL volumetric flask. Add water to the scale. Shake well. Use a pipette to pipette
10 mL of the above test solution. Place in a 100 mL volumetric flask. Use water to dilute
to the scale. Shake well.
7.6 Determination of water-insoluble content
7.6.1 Principle
The specimen is dissolved in water. After filtering and washing, dry it to constant mass.
Determine the water-insoluble content based on the amount of residue after drying.
7.6.2 Instruments and equipment
7.6.3 Analysis steps
Weigh about 50 g of specimen (accurate to 0.01 g). Place it in a 400 mL beaker. Add
200 mL of water. Heat and stir to dissolve. After cooling to room temperature, use a
glass sand crucible that has been dried at 105°C ± 2°C to a constant mass for suction-
filtration. After fully washing with hot water, place the glass sand crucible in an electric
heating constant temperature drying oven at 105°C ± 2°C. Dry to constant mass.
7.7.5 Test data processing
The content of magnetic foreign matter is calculated as mass fraction w4.Calculate
according to formula (6).
7.8 Determination of oil content
7.8.1 Reagents or materials
7.8.1.1 Tetrachlorethylene.
7.8.1.2 Anhydrous sodium sulfate.
7.8.2 Instruments and equipment
Infrared spectrophotometer.
8 Inspection rules
8.1 All indicator items specified in this document are exit-factory inspection items.
They shall be inspected batch by batch.
8.2 Nickel sulfate for battery materials of the same type and model produced by the
production enterprise with the same material, basically the same production conditions,
under continuous production or production by the same team are a batch. Each batch of
products shall not exceed 40 t.
8.3 Determine the number of sampling units according to the provisions of GB/T 6678.
When sampling solid products, insert the sampler vertically from the center of the bag
to 3/4 of the depth of the material layer for sampling.
8.4 If any indicators of the inspection results do not meet the requirements of this
document, samples shall be taken from twice the amount of packaging for re-inspection.
8.5 Use the rounded value comparison method specified in GB/T 8170 to judge whether
the test results conform to this document.
9 Marks, labels
9.1 There shall be a firm and clear mark on the packaging bag of nickel sulfate for
battery materials. The mark shall indicate manufacturer name, factory address, product
name, category, model, net content, batch number or date of production, shelf life,
reference to this document and the marks of "be afraid of rain" and "be afraid of sun"
stipulated in Chapter 2 of GB/T 191-2008.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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