CAS 314075-43-9; sodium metatungstate hydrate

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品牌

产品名称

规格

包装、参考价格

S931412

MACKLIN

一水合偏钨酸钠

WO3≥85%

627元/10g; 1499元/50g; 6840元/250g;

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储存：室温
状态：白色到浅黄色粉末

S921979

MACKLIN

偏钨酸钠水合物

W: 68%-70%

1138元/50g;

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储存：室温
状态：白色到浅黄色粉末

022534

Alfa Aesar

Sodium metatungstate monohydrate

1526元/50g; 4288元/250g; 16805元/*4x250g;

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应用
Sodium metatungstate monohydrate plays a vital role in sink and swim analysis. It is a derivative of sodium tungstate, which is a potential therapy for obesity. It acts as an inhibitor, which inhibits nucleoside-triphospahte- diphosphohydrolases.

备注
Incompatible with oxidizing agents.

基本信息

MDL
MFCD00061466

EINECS
412-770-9

分子式
Na₆O₃₉W₁₂?H₂O

分子量
2986.13 (2968.12anhy)

密度
5.47

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in water.

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H318-H402-H412
Harmful if swallowed.Causes serious eye damage.Harmful to aquatic life.Harmful to aquatic life with long lasting effects.

Precautionary Statements
P261-P273-P280i-P305+P351+P338
Avoid breathing dust/fume/gas/mist/vapours/spray.Avoid release to the environment.Wear eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

安全信息

危险类别
22-41-52/53
Harmful if swallowed.Risk of serious damage to eyes.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

安全等级
22-26-39-61
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.Avoid release to the environment. Refer to special instructions/safety data sheets.

欧盟危险品标志

TSCA
是

377341

Sigma-Aldrich

Sodium metatungstate hydrate

powder

3052.71元/250 G;

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产品说明

应用

一水合偏钨酸钠 (NaW₁₂O₃₉ XH₂O) 可用作制备以下物质的前体：

用于甲醇氧化的电催化反应的氧化钨 (WO₃ x H₂O) 纳米板。
用于染料敏化太阳能电池 (DSSC) 的碳化钨 (WC) 基对电极。

适用于浮沉分析

包装

250 g in glass bottle

基本信息

线性分子式	3Na₂WO₄ · 9WO₃· xH₂O
分子量	2968.00 (anhydrous basis)
EC 号	412-770-9
MDL编号	MFCD00150663
PubChem化学物质编号	24863221
NACRES	NA.22

产品性质

形式	powder
质量水平	100
组成	W, 70%
reaction suitability	core: tungsten reagent type: catalyst
SMILES string	O.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O
InChI	1S/6Na.H2O.39O.12W/h;;;;;;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q6+1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6-1;;;;;;;;;;;;
InChI key	YVQUUPJGDSQKML-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Danger
危险声明	H302 - H318 - H412
预防措施声明	P273 - P280 - P305 + P351 + P338
危险分类	Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1
储存分类代码	13 - Non Combustible Solids
WGK	WGK 2
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	dust mask type N95 (US), Eyeshields, Gloves