CAS 12045-78-2; 四硼酸钾; Potassium tetraborate

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CAS:

12045-78-2

分子式:

B4H8K2O11

分子量:

305.50

熔点:

850 °C

中文名称:

四硼酸钾

四硼酸钾水合物

英文名称:

Potassium tetraborate

potassium tetraborate tetrahydrate

Boric acid,dipotassium salt tetrahydrate

KB4(potasium tetraborate)

Potassium biborate

Potassium tetraborate hydrate

Potassium borate(tetra)

推荐供应商

货号

品牌

产品名称

规格

包装、参考价格

P798910

MACKLIN

四硼酸钾

分析对照品, ≥99.5%(GC)

164元/500g; 656元/2.5kg;

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储存：室温

P816455

MACKLIN

四硼酸钾

试剂级, ≥99%

36元/100g; 108元/500g; 357元/2.5kg; 1100元/10kg; 1283元/12X500g;

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储存：室温
状态：白色到浅黄色粉末

93-1950

Strem

Potassium tetraborate tetrahydrate

99+%

625元/500g; 1891元/2kg;

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039435

Alfa Aesar

Potassium tetraborate tetrahydrate

99%

528元/500g; 2138元/2kg;

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应用
It is an excellent solvent for metallic oxides at high temperatures. It is a good buffering agent.

备注
Keep away from oxidizing agents and strong reducing agents

基本信息

MDL
MFCD00149924

EINECS
215-575-5

分子式
K₂B₄O₇?4H₂O

分子量
305.51 (233.44anhy)

熔点
dec.

密度
1.74 (anhy)

灵敏度
Ambient temperatures.

形态
Granular

溶解性
Soluble in water

Merck
14,7680

GHS危害和防范说明

GHS符号

Hazard Statements
H361
Suspected of damaging fertility or the unborn child.

Precautionary Statements
P201-P280-P202-P308+P313-P405-P501a
Obtain special instructions before use.Wear protective gloves/protective clothing/eye protection/face protection.Do not handle until all safety precautions have been read and understood.IF exposed or concerned: Get medical advice/attention.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
60-61
May impair fertility.May cause harm to the unborn child.

安全等级
53-45
Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

欧盟危险品标志

TSCA
是

C25957

Alfa Aesar

Potassium tetraborate tetrahydrate

99.5%, extra pure

509元/250g; 1408元/1kg; 6829元/5kg;

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基本信息

Ref#
25957

MDL
149924

分子式
B4 K2 O7 . 4 H2 O

分子量
305.5

形态
Granular

P5754

Sigma-Aldrich

Potassium tetraborate tetrahydrate

ReagentPlus^®, ≥99.5%

579.35元/500 G; 1431.96元/2.5 KG;

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产品说明

包装

2.5 kg in poly drum
500 g in poly bottle

法律信息

ReagentPlus is a registered trademark of sigma-aldrich Co. LLC

基本信息

线性分子式	K₂B₄O₇ · 4H₂O
分子量	305.50
EC 号	215-575-5
MDL编号	MFCD00149924
PubChem化学物质编号	57654542

产品性质

质量水平	200
产品线	ReagentPlus^®
测定	≥99.5%
形式	powder
SMILES string	O.O.O.O.[K+].[K+].[O-]B([O-])OB1OB(OB=O)O1
InChI	1S/B4O7.2K.4H2O/c5-1-8-3-10-4(11-3)9-2(6)7;;;;;;/h;;;41H2/q-2;2+1;;;;
InChI key	FZICZLCGJZRAHS-UHFFFAOYSA-N

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