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Sodium metabisulfite cas no:7681-57-4

Synonyms: Disodium disulfite;Disodium metabisulfite;Disodium pyrosulfite;Natrium metabisulfurosum;Natriummetabisulfit;Sodium disulfite;Sodium pyrosulfite;

Identification
NameSodium metabisulfite
CAS7681-57-4
SynonymsDisodium disulfite;Disodium metabisulfite;Disodium pyrosulfite;Natrium metabisulfurosum;Natriummetabisulfit;Sodium disulfite;Sodium pyrosulfite;
EINECS(EC#)231-673-0
Molecular FormulaNa2O5S2
Molecular Weight190.1
Chemical Properties
Appearancewhite crystalline powder
storage tempStore at RT.
Safety Data

Hazard Xn:Harmful
Risk R22;R31;R41
Safety

Hazard Codes:?HarmfulXn,?IrritantXi
Risk Statements: 22-31-41-36/37/38?
R22:Harmful if swallowed.?
R31 :Contact with acids liberates toxic gas.?
R41:Risk of serious damage to the eyes.?
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-39-46-36?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S39:Wear eye / face protection.?
S46:If swallowed, seek medical advice immediately and show this container or label.?
S36:Wear suitable protective clothing.
RIDADR: 3260
WGK Germany: 1
RTECS: UX8225000
PackingGroup: III


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 skin > 1gm/kg (1000mg/kg) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
National Technical Information Service. Vol. OTS0556695,
mouse LD50 parenteral 910mg/kg (910mg/kg) ? Russian Pharmacology and Toxicology Vol. 31, Pg. 120, 1968.
rabbit LDLo intravenous 192mg/kg (192mg/kg) ? Toxicology and Applied Pharmacology. Vol. 24, Pg. 266, 1973.
?
rat LD50 intravenous 115mg/kg (115mg/kg) ? "Documentation of the Threshold Limit Values and Biological Exposure Indices," 5th ed., Cincinnati, OH, American Conference of Governmental Industrial Hygienists, Inc., 1986Vol. 6, Pg. 1418, 1991.
rat LD50 oral 1131mg/kg (1131mg/kg) BEHAVIORAL: FOOD INTAKE (ANIMAL)

BEHAVIORAL: MUSCLE WEAKNESS

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
National Technical Information Service. Vol. OTS0556695,
rat LD50 skin > 2gm/kg (2000mg/kg) ? National Technical Information Service. Vol. OTS0557608,

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WEIFANG TENOR CHEMICAL CO.,LTD.
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Hebei Yihao Chemicals Co., LTD
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Address: No.166 Yuhua West Road LianBangMingDu 2 Building 1 Unit,1202 room;Qiao Xi District,Shijiazhuang.
Hebei meida Chemicals Co., Ltd
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Changsha YiLi Chemical Factory (Changsha Newsky C...
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Shenzhen Winhope Industry Co. Ltd.
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Shanghai Experiment Reagent Co., Ltd.
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Address: 10-603, No.555 Luding Road, North Zhongshan Road, Shanghai 200070,
Weifang Bell Chemical Co.,Ltd
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Hebei Zhongao Chemicals Imp.& Exp. Co., Ltd
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Address: Gongnong Road 230, Shijiazhuang, Hebei,
TianJin KaiYi Chemical Industry Factory
Tel:+86-(22)-59810088
Address: E7-205 Binhai Finance Zone, No.20 Guangchang East Road, Teda, Tianjin 300457,
Goal-Chemicals Co., Ltd.
Tel:+86-(22)-85687189, 85687038
Address: Jiayi International, Weijin Road, Tianjin, China 300070,
Shijiazhuang Muen Chemicals Co., Ltd.
Tel:+86-(0311)-8916-5394
Address: No. 517, Zhonghuanandajie , Qiaoxi District, Shijiazhuang, Hebei 050091,
Shijiazhuang Suteng Chemicals Co., Ltd.
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Address: No.189 Heping East Road, Shijiazhuang, Hebei,
Tianjin Tianchuang Runfeng Chemicals Co., Ltd.
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Address: No. 151 Weiguo Street, Hedong District, Tianjin,

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