CAS 149-44-0; 羟基甲亚磺酸单钠盐; Methanesulfinic acid,hydroxy-,monosodium salt

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S742471

MACKLIN

甲醛次硫酸钠水合物

98%

33元/100g; 99元/500g; 166元/1kg; 387元/2.5kg; 1239元/10kg; 2850元/25kg;

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储存：室温
状态：粉末或晶体

S817288

MACKLIN

甲醛次硫酸钠水合物

95%(T)

30元/100g; 72元/500g; 119元/1kg; 499元/5kg; 1804元/20kg;

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储存：室温
状态：白色粉末或颗粒粉末

R0053

TCI

Sodium Hydroxymethanesulfinate Dihydrate

>97.0%(T)

260元/500G;

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基本信息

纯度/分析方法	>97.0%(T)
分子式/分子量	CH₃NaO₃S・2H₂O = 154.11
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	湿气 (吸湿)
Reaxys-RN	3630814
PubChem物质ID	87575616
Merck Index (14)	8620
MDL编号	MFCD00040426

技术规格

Appearance	White to Almost white powder to crystal
Purity(Iodometric Titration)	min. 97.0 %

物性(参考值)

水溶性

可溶

安全信息

图形或危害标志
信号词	警告
危险性说明	H303 : 吞咽可能有害。 H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。
防范说明	P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P312 : 如感觉不适，呼叫急救中心/医生。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激：求医/就诊。

相关法规

RTECS#

PB0380000

A15731

Alfa Aesar

Hydroxymethanesulfinic acid sodium salt hydrate

tech 85%, cont. up to 5% sodium sulfite (dry wt.)

639元/500g; 2748元/2500g;

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基本信息

MDL
MFCD00150598

EINECS
205-739-4

分子式
HOCH₂SO₂Na?xH₂O

分子量
118.09(anhy)

熔点
64-68°

形态
Powder

Beilstein
3630814

Merck
14,8620

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

RTECS
PB0380000

TSCA
是

169500

Fluorochem

Sodium formaldehydesulphoxylate hydrate

95+%

242元/100g; 484元/500g;

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基本信息

CAS Number	149-44-0
MDL Number	MFCD00150599

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing P264: Wash hands thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: . P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see . on this label). P330: Rinse mouth. P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to local regulations.