推荐产品
等级
analytical standard
质量水平
方案
≥98.0% (iodometric, RT)
保质期
limited shelf life, expiry date on the label
mp
>300 °C (lit.)
痕量阴离子
chloride (Cl-): ≤50 mg/kg
thiosulfate (S2O32-): ≤500 mg/kg
痕量阳离子
As: ≤0.5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
应用
cleaning products
cosmetics
food and beverages
personal care
包装形式
neat
SMILES字符串
[Na+].[Na+].[O-]S(=O)S([O-])(=O)=O
InChI
1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChI key
HRZFUMHJMZEROT-UHFFFAOYSA-L
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一般描述
偏重亚硫酸钠主要用作多种食品和药物的抗氧化剂和抗微生物添加剂。也可用作预防虾黑变病的主要添加剂。
应用
偏重亚硫酸钠可用作一种抗氧化剂,在通过毛细管电泳测定牙科麻醉剂溶液中的肾上腺素含量时添加到麻醉剂配方中以将肾上腺素氧化最小化。在通过高效液相色谱法和电化学检测法测定人血浆中儿茶酚胺时,还可用作测定标准品。
分析说明
痕量金属分析:符合要求
警示用语:
Danger
危险声明
危险分类
Acute Tox. 4 Oral - Eye Dam. 1
补充剂危害
储存分类代码
13 - Non Combustible Solids
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
Standardization of sodium metabisulfite solution concentrations and immersion time for farmed shrimp Litopenaeus vannamei.
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The molecular mechanisms of sodium metabisulfite on the expression of KATP and L-Ca2+ channels in rat hearts.
Regulatory Toxicology and Pharmacology, 72(3), 440-446 (2015)
Determination of catecholamines in human plasma by high-performance liquid chromatography with electrochemical detection.
Journal of Chromatography. B, Biomedical Sciences and Applications, 730(2), 201-211 (1999)
Quantitative assay for epinephrine in dental anesthetic solutions by capillary electrophoresis.
Analyst, 123(7), 1461-1463 (1998)
Journal of pharmaceutical sciences, 101(9), 3305-3318 (2012-05-23)
A 2,4-dinitrophenylhydrazine (DNPH) precolumn derivatization high-performance liquid chromatography-ultraviolet detection (HPLC-UV) method was developed to quantify levels of formaldehyde and acetaldehyde in polyethylene glycol (PEG) solutions. Formic acid and acetic acid were quantified by HPLC-UV. Samples of neat and aqueous PEG
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