ASCOTRAN® HW10 is a powerful ready-to-use liquid flash-rust inhibitor for water-based coatings. It also functions as a corrosion inhibitor for protecting metal packaging.

Functions: Corrosion Inhibitor, Flash Rust Inhibitor

Chemical Family: Nitrites, Sodium Salts

End Uses: 2K (2 component) Coating, Waterborne Coating

Labeling Claims: Bio-based, Not Listed In California Proposition 65, VOC-free

Features: Good Compatibility, Water Resistance

Synonyms: E 250, Nitrous Acid Soda, Sodium nitrite (NaNO2)

Technical Data Sheet

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Identification & Functionality

Chemical Family
Chemical Name
CASE Ingredients Functions
Technologies
Product Families
Chemical Nature

Aqueous preparation made of organic acid salts and sodium nitrite.

Features & Benefits

Labeling Claims
CASE Ingredients Features
Product Features
  • Ready-to-use and powerful liquid-form flash-rust inhibitor for water-based coating.
  • Corrosion inhibitor for metal packaging protection.
  • Optimized for critical cases (welds, cast iron, sanded substrates)
  • Improves coating’s water resistance
  • Mainly formulated with bio-based substances

Applications & Uses

Compatible Substrates & Surfaces
Coating End Applications
Use Level
0.1 - 0.3% (on degreased steel. not rusted. sand-blasted or not.), 0.5 - 1% (on cast-iron or rusted substrates.), 0.8 - 1.2% (on welds), 0.3 - 1.5% for packaging protection.
Product Application
  • Can be added to neutral or alkaline water-based coatings of any nature, for industrial, professional or do-it-yourself use
  • In 2K systems: should be added in the resin part in most cases (to be checked with preliminary testing).

Properties

Physical Form
Appearance
Pale yellow limpid liquid
Compatible with
Most binders
Immiscible In
Water
Miscible in
Ethanol, Glycols
Typical Properties
ValueUnitsTest Method / Conditions
Density (at 20°C)1.11 - 1.15--
Viscosity (at 20°C)60 - 100cPs-
pH Pure (at 20°C)7.3 - 7.9--
Freezing Pointmax. 0°C-
Volatile Organic Compounds*0%-
Note

*According to directive 2004-42-CE

Regulatory & Compliance

Packaging & Availability

Packaging Type
Supplied by
Packaging Information
  • Plastic pail of 30kg net.
  • Metal drum of 200kg net.
  • IBC of 1000 kg net.
Transport

No specific condition for transport. Weight and packaging size (off-pallet) :

  • Pail : 1.5kg - Ø30, H50
  • Drum : 15kg - Ø60, H90
  • IBC : 70kg - L120, l100, H120

Storage & Handling

Shelf Life
2 Years
Storage and Shelf Information
  • Ideal temperature conditions: 0 to 30°C.
  • Exposure: avoid direct exposure to sunlight.
  • Expiration: 2 years in its original closed drum, in storage conditions described above.