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Sodium nitrite is a pale straw colored granular or flake material, soluble in water with absorption of heat. It is stable in neutral or alkaline solutions, but decomposes in acid solutions to form unstable nitrous acid.
Properties:
| Formula |
NaNO2 |
| Molecular weight |
69.00 |
| Bulk density (lbs/ft3) |
|
| Flake |
62.4 - 71.4 |
| Granular |
76.9 - 80.5 |
| Heat of solution, (Btu/lb) |
-91.7 |
Typical Analysis:
| |
U.S.P. Flake & Granular |
U.S.P. Special Granular |
Free Flowing Granular & Food Grades |
Pure Liquor |
| Sodium nitrite (NaNO2) |
99.5% |
99.1% |
99.4% |
42% |
| Sodium nitrate (NaNO3) |
0.4% |
0.4% |
0.4% |
2% |
| Sodium carbonate (Na2CO3) |
0.02% |
0.40% |
0.02% |
0.2% |
| Sodium chloride (NACI) |
< 0.005% |
< 0.005% |
< 0.005% |
0.01% |
| Loss on drying |
0.1% |
0.1% |
0.1% |
- |
| Sodium mono and dimethylnapthalene sulfonate |
- |
- |
0.06% |
- |
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Applications:
| Acetylene, styrene and synthetic rubber processors |
Polymer inhibitor to prevent formation of undesirable polymers, source
of nitrous acid in production of rubber accelerators, retarders and antioxidants-antiozonants |
| Compounders of cutting fluids, lubricants, antifreeze solutions, paints;
drum reconditioners; steel fabricators; operators of cooling and hydraulic
systems; oil storage tanks and pipelines |
Corrosion inhibitor-passivates metal surfaces |
| Compounders of heat transfer salts |
Provides good heat conductivity and moderate melting point with corrosion
inhibition qualities |
| Compounders of meat curing salts |
Bacteriostat |
| Detinners |
Oxidizing agent and depolarizer in alkaline detinning of scrap tinplate |
| Foam rubber producers |
Used in blowing agent compounds |
| Metal coatings |
Component of phosphate coating and gold plating baths |
| Organic chemical and dyestuff manufacturers |
Source of nitrous acid for nitration, diazotization and nitrosation |
Containers:
- Bags, 50 pounds net
- Bags, 100 pounds net
- Drum, 400 pounds net
- Bulk truck
- Semi-bulk bags
- Sparger cars
- 40% liquor Tank transport & Tank car
Shipping Locations:
- Syracuse, NY
- Marcus Hook, PA
Safety:
Contact with skin or eyes may cause irritation. Ingestion may irritate mouth, esophagus or stomach. Although used as a food preservative in small quantities, direct ingestion can cause toxic effects and may be fatal. Inhalation of product dust may irritate nose, throat and lungs. Inhalation of large volumes of dust or mist can result in acute toxic effects and may be fatal.
As with any chemical, sodium nitrite requires care in handling. Anyone responsible for the procurement, use or disposal of this product should familiarize himself and those handling the product with the appropriate safety and handling precautions involved. Such information is outlined in our Material Safety Data Sheet, which may be obtained by contacting Customer Service.
In the event of an emergency with this product, call the 24-hour General Chemical emergency number: (800) 631-8050.
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All statements, information, and data given herein are believed to be
accurate and reliable but are presented without guaranty, warranty or
responsibility of any kind, express or implied. The user should not assume
that all safety measures are indicated or that other measures may not be
required. All suggestions made herein are intended for use by persona
having requisite knowledge and skill, and are to be used at their own risk.
General Chemical assumes no responsibility for this information, and
potential purchasers waive all claims they may have and agree to indemnify
and hold harmless General Chemical from any claims or damages they may later
allege relative to their reliance upon these suggestions.
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