跳轉至內容
Merck
全部照片(1)

重要文件

13471

Sigma-Aldrich

亚硫酸钠

puriss., meets analytical specification of Ph. Eur., BP, NF, anhydrous, 95.0-100.0% (iodometric)

登入查看組織和合約定價


About This Item

線性公式:
Na2SO3
CAS號碼:
分子量::
126.04
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.22

等級

puriss.

化驗

95.0-100.0% (iodometric)

形狀

solid

品質

meets analytical specification of Ph. Eur., BP, NF

雜質

residual solvents, complies
≤0.001% heavy metals (as Pb)
≤0.05% thiosulfate (S2O3)

pH值

9.0-10.5 (25 °C, 126 g/L)

負離子痕跡

chloride (Cl-): ≤200 mg/kg

正離子痕跡

Fe: ≤10 mg/kg
Se: ≤10 mg/kg
Zn: ≤10 mg/kg

適合性

complies for appearance of solution

SMILES 字串

[Na+].[Na+].[O-]S([O-])=O

InChI

1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

InChI 密鑰

GEHJYWRUCIMESM-UHFFFAOYSA-L

尋找類似的產品? 前往 產品比較指南

安全危害

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


從最近期的版本中選擇一個:

分析證明 (COA)

Lot/Batch Number

未看到正確版本?

如果您需要一個特定的版本,您可以透過批號來尋找特定憑證。

已經擁有該產品?

您可以在文件庫中找到最近購買的產品相關文件。

存取文件庫

Ben M Goff et al.
Journal of the science of food and agriculture, 92(4), 751-758 (2011-11-19)
A variety of methods have been developed for estimating lignin concentration within plant materials. The objective of this study was to compare the lignin concentrations produced by six methods on a diverse population of forage and biomass materials and to
Amber R Boles et al.
Biotechnology and bioengineering, 109(3), 637-646 (2011-10-22)
A novel sulfur-utilizing perchlorate reducing bacterial consortium successfully treated perchlorate (ClO₄⁻) in prior batch and bench-scale packed bed reactor (PBR) studies. This study examined the scale up of this process for treatment of water from a ClO ₄⁻ and RDX contaminated
Yonghong Wu et al.
Analytical biochemistry, 423(1), 15-22 (2012-02-14)
In the current study, we examined the expression level of glyceraldehyde-3-phosphate dehydrogenase (GAPDH) protein in a number of organisms and the stability of GAPDH under various conditions. Our results revealed that GAPDH is present in multiple Escherichia coli strains, the
Qiang Yang et al.
Bioresource technology, 126, 336-340 (2012-11-06)
Agave americana is one of commonly grown agave species but currently less valuable because its large flower stalk cannot be used for producing alcoholic beverage. In the present study, the stalk was pretreated with dilute acid (DA), sulfite (SPORL), and
Michelle Cilia et al.
PloS one, 7(10), e48177-e48177 (2012-11-03)
Circulative transmission of viruses in the Luteoviridae, such as cereal yellow dwarf virus (CYDV), requires a series of precisely orchestrated interactions between virus, plant, and aphid proteins. Natural selection has favored these viruses to be retained in the phloem to

我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.

聯絡技術服務