1.00103
Amidosulfuric acid
for analysis EMSURE®
Synonym(s):
Amidosulfuric acid, Amidosulfonic acid, Sulphamic acid, Sulfamidic acid
Select a Size
| Pack Size | SKU | Availability | Price |
|---|---|---|---|
| 100 g | Estimated to ship onJune 19, 2026 | $153.00 | |
| 250 g | Estimated to ship onJune 19, 2026 | $198.00 |
About This Item
Quality Segment
product line
EMSURE®
assay
≥99% (acidimetric)
form
solid
technique(s)
UV/Vis spectroscopy: suitable
ign. residue
≤200 ppm
pH
1.2 (10 g/L in H2O)
mp
205 °C (decomposition)
solubility
213 g/L
density
2.13 g/cm3 at 20 °C
bulk density
600 kg/m3
anion traces
chloride (Cl-): ≤100 ppm, nitrate (NO3-): ≤20 ppm, sulfate (SO42-): ≤200 ppm
cation traces
Fe: ≤5 ppm, heavy metals (as Pb): ≤5 ppm
storage temp.
2-30°C
SMILES string
[S](=O)(=O)([N+H3])[O-]
InChI
1S/H3NO3S/c1-5(2,3)4/h(H3,1,2,3,4)
InChI key
IIACRCGMVDHOTQ-UHFFFAOYSA-N
Application
- Optimisation of sample pre-treatment in the HG-AAS selenium analysis.: Explores methods to improve sample preparation using amidosulfuric acid in hydride generation atomic absorption spectroscopy, which is crucial for detecting selenium in environmental samples (Schloske et al., 2002).
- [Preparation and use of amidosulfuric-acid-containing tablets for titration purposes].: Describes the formulation and application of amidosulfuric acid tablets designed for titration, simplifying quantitative analyses in chemical education and research (Subert and Chalabala, 1973).
Analysis Note
Chloride (Cl): ≤ 100 ppm
Nitrate (NO): ≤ 20 ppm
Sulfate (SO): ≤ 200 ppm
Heavy metals (as Pb): ≤ 5 ppm
Fe (Iron): ≤ 5 ppm
Residue on ignition: ≤ 200 ppm
Legal Information
1 of 1
This Item | |||
|---|---|---|---|
| assay ≥99% (acidimetric) | assay ≥98.5% (acidimetric) | assay ≥99% (acidimetric) | assay ≥99% |
| Quality Level 300 | Quality Level 200 | Quality Level 200 | Quality Level 100 |
| form solid | form solid | form solid | form powder or crystals |
| solubility 213 g/L | solubility water: 213 g/L at 20 °C | solubility 213 g/L | solubility water: 50 mg/mL, clear, colorless |
| pH 1.2 (10 g/L in H2O) | pH 1.2 (10 g/L in H2O) | pH 1.2 (10 g/L in H2O) | pH - |
| storage temp. 2-30°C | storage temp. no temp limit | storage temp. 2-30°C | storage temp. - |
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signalword
Warning
hcodes
Hazard Classifications
Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2
Storage Class
8B - Non-combustible, corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Protocols
Nitrate in soil test using Spectroquant® Nitrate Test Kit and Spectroquant® Prove spectrophotometers with Nitrospectral® for accurate analysis.
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1001035000 | 04022536001937 |
| 1001030100 | 04022536001913 |
| 1001030250 | 04022536001920 |