等级
ACS reagent
质量水平
Agency
suitable for EPA 1613
suitable for SM 4500 - NH3
suitable for SM 5210
蒸汽密度
<0.3 (25 °C, vs air)
蒸汽压
1 mmHg ( 146 °C)
描述
Free from suspended or insoluble matter
Nominally 95-98% H2SO4
检测方案
95.0-98.0%
形式
liquid
灼烧残渣
≤5 ppm
颜色
APHA: ≤10
pH值（酸碱度）
1.2 (5 g/L)
bp
~290 °C (lit.)
密度
1.840 g/mL at 25 °C (lit.)
痕量阴离子
MnO4- reducers: ≤2 ppm
chloride (Cl-): ≤0.2 ppm
nitrate (NO3-): ≤0.5 ppm
痕量阳离子
As: ≤0.01 ppm
Fe: ≤0.2 ppm
Hg: ≤5 ppb
NH4+: ≤2 ppm
heavy metals (as Pb): ≤1 ppm
SMILES字符串
OS(O)(=O)=O
InChI
1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
InChI key
QAOWNCQODCNURD-UHFFFAOYSA-N
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相关类别
应用
- 用于仲硝基烷烃盐到醛或酮的水解。
- 腈到酰胺的选择性水解。
- 通过丁腈与烯烃的 Ritter 反应合成叔烷基碳胺酰胺。
- 通过 α,β-不饱和醛的羰基化制备 3,4-二烷基-2(5H)-呋喃酮。
- 芳香碳环和杂芳香化合物的硝化。
- 以酸酐为原料经 α-氨基烷基化反应合成 Friedel–Craft 酮。
H2SO4 还可用于以下反应：
- Michael 加成反应
- 亲电取代反应
- 高阻碍芳酸酯化反应
- Aldol 缩合反应
- Beckmann 重排
- Hofmann–Loffler–Freytag 反应
- 异构化
- 脱氢
- 磺化
其他说明
警示用语：
Danger
危险声明
危险分类
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
What is the concentration of Sulfuric acid, Product 258105, in moles per liter (M)?
This material has a calculated, theoretical concentration of 18 M.
How was the concentration of Sulfuric acid, Product 258105, calculated?
The molarity is calculated using the following equation:molarity=[(1000 X Density)/molecular weight] X (percent purity/100).
How is Sulfuric acid, Product 258105, to be stored?
This material is a room temperature storage item.
What is the shelf life of Sulfuric acid, Product 258105?
This material does not have an expiration or a recommended retest date established for it. Rather, we guarantee it for one year upon the date of receipt.
What is Sulfuric acid, Product 258105, dissolved in?
This material is not dissolved in anything. Rather it is pure sulfuric acid, which is a liquid at room temperature.
How do I find price and availability?
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
My question is not addressed here, how can I contact Technical Service for assistance?
Ask a Scientist here.
商品
High-Performance Thin-Layer chromatography (HPTLC) quantification of methylglyoxal (MGO) in complex and matrix rich manuka honey offering quick sample preparation, high-matrix tolerance, and high-throughput.
Acid and base chart lists the strength of acids and bases (strongest to weakest) in order. Simple to use laboratory reference chart for scientists, researchers and lab technicians.
实验方案
Derived from procedure SSPHYT02. Includes template updates to current SOP specifications and incorporation of notes into the procedure.
在测定5′-核苷酸酶活性时，本操作流程使用5′-单磷酸腺苷和一种显色试剂生成的标准曲线而对释放的磷的微摩尔数进行测定。
To measure 5′-nucleotidase activity, this procedure uses adenosine 5’-monophosphate and a color reagent to create a standard curve for determining the micromoles of phosphorus liberated.
相关内容
This page is intended to make it easier to find the consumables you need based on the analytical method you’re using. Methods included on this page come from the EPA, Standard Methods and ASTM.
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