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| Size/SKU | Availability | Price |
|---|---|---|
500 g | Estimated to ship onAugust 17, 2026 | $110.00 |
1 kg | Estimated to ship onOctober 16, 2026 | $168.00 |
25 kg | Estimated to ship onOctober 20, 2026 | $3,370.00 $2,527.50 |
About This Item
grade
ACS reagent
Quality Segment
agency
reag. ISO, reag. Ph. Eur.
product line
EMSURE®
assay
≥99.5% (alkalimetric)
form
solid
potency
1267 mg/kg LD50, oral (Rat)
impurities
≤0.005% Insoluble matter
pH
5.5-8.0 (20 °C, 50 g/L in H2O)
mp
308 °C
density
2.26 g/cm3 at 20 °C
bulk density
1200 kg/m3
anion traces
chloride (Cl-): ≤0.0005%, iodate (IO3-): ≤0.0005%, nitrite (NO2-): ≤0.001%, phosphate (PO43-): ≤0.0005%, sulfate (SO42-): ≤0.003%
cation traces
Ca: ≤0.002%, Fe: ≤0.0003%, K: ≤0.01%, Mg: ≤0.002%, NH4+: ≤0.002%, heavy metals: ≤0.0005%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
SMILES string
[Na+].[N+](=O)([O-])[O-]
InChI
1S/NO3.Na/c2-1(3)4;/q-1;+1
InChI key
VWDWKYIASSYTQR-UHFFFAOYSA-N
Analysis Note
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water; 25 °C): 5.5 - 8.0
Chloride (Cl): ≤ 0.0005 %
Iodate: ≤ 0.0005 %
Nitrite (NO₂): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0003 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.002 %
NH₄ (Ammonium): ≤ 0.002 %
Corresponds to ACS,ISO,Reag. Ph Eur
Other Notes
Legal Information
1 of 1
This Item | |||
|---|---|---|---|
| description for analysis EMSURE® ACS,ISO,Reag. Ph Eur | description analytical standard | description ACS reagent, ≥99.0% | description ReagentPlus®, ≥99.0% |
| form solid | form - | form powder or crystals | form powder or crystals |
| assay ≥99.5% (alkalimetric) | assay ≥99.995% trace metals basis | assay ≥99.0% | assay ≥99.0% |
| Quality Level 300 | Quality Level 100 | Quality Level 200 | Quality Level 200 |
| grade ACS reagent | grade analytical standard | grade ACS reagent | grade - |
| cation traces Ca: ≤0.002%, K: ≤0.01%, NH4+: ≤0.002%, heavy metals (as Pb): ≤0.0005%, Fe: ≤0.0003%, heavy metals: ≤0.0005%, Mg: ≤0.002% | cation traces B: ≤1 mg/kg | cation traces Ca: ≤0.005%, Fe: ≤3 ppm, Mg: ≥0.002%, heavy metals: ≤5 ppm (by ICP) | cation traces - |
| pH 5.5-8.0 (20 °C, 50 g/L in H2O) | pH - | pH 5.5-8.3 (25 °C, 5%) | pH 5.5-8 (20 °C, 50 g/L) |
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signalword
Warning
Hazard Classifications
Eye Irrit. 2 - Ox. Sol. 3
Storage Class
5.1B - Oxidizing hazardous materials
wgk
WGK 1
hcodes
flash_point_f
Not applicable
flash_point_c
Not applicable
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