Caustic Soda 25% Membrane

Caustic Soda 25% Membrane is a liquid chemical used in acid neutralization processes. It is provided in a liquid form.

Chemical Name: Sodium Hydroxide

CAS Number: 1310-73-2

Grade: Membrane Grade

Labeling Claims: Kosher, Not Listed In California Proposition 65, Odor-free, Pareve

Synonyms: Caustic Soda, NaOH, Soda Lye, Sodium Hydrate, White Caustic

Safety Data Sheet

Ask Harcros Chemicals Inc. Questions

Jared Reigle avatar

MN

Samer Saba avatar
  • TypeDocument Name
View All Documents

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Odor
Odorless
Appearance
Clear liquid
Soluble in
Water
Typical Properties
ValueUnitsTest Method / Conditions
Sodium Hydroxide24.0 - 26.0wt %-
Sodium Hydroxide24.0 - 26.0wt%-
Sodium Oxide18.5 - 20.5wt %-
Sodium Oxide18.5 - 20.5wt%-
Sodium Oxide18.5 - 20.5%(W/W)-
Sodium Chloridemax. 60ppm-
Sodium Chloridemax. 60wt%-
Iron Contentmax. 2ppm-
Ironmax. 2.0ppm-
Sodium Sulfatemax. 60ppm-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
AppearanceClear--
Physical StateLiquid--
Physical FormLiquid--
ColorColorless--
Freezing Point (at 20% concentration)-28°C-
OdorOdorless--
Freezing Point (at 7% concentration) -4 °C
pH (at 20°C)min. 14--
Freezing Point (at 32% concentration) 8°C
Initial Boiling Point (at 7% concentration) 102 °C
Initial Boiling Point (at 20% concentration)108°C-
Initial Boiling Point (at 32% concentration) 120 °C
Relative Density (at 20°C, 7 - 8% concentration)1.065 - 1.087--
Soluble inWater--
Relative Density (at 20°C, 10 - 12% concentration)1.109 - 1.131--
Relative Density (at 20°C, 14 - 16% concentration)1.153 - 1.175--
Dynamic Viscosity (at 20°C)1.51 - 16.844mPa.s-
Relative Density (at 20°C, 18 - 20% concentration)1.197 - 1.219--
Relative Density (at 20°C, 22 - 24% concentration)1.241 - 1.263--
Volatile Organic Compounds0%-
Relative Density (at 20°C, 26 - 28% concentration)1.285 - 1.306--
Explosive PropertiesNot Explosive--
Relative Density (at 20°C, 30 - 32% concentration)1.328 - 1.349--
Oxidizing PropertiesNot Oxidising--
Vapor Pressure (at 50°C)approx. 42 - 84mmHg-
Specifications
ValueUnitsTest Method / Conditions
Boiling Range (at 7 - 32%)102 - 120°C-

Regulatory & Compliance

Packaging & Availability