Sodium sulfate

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Sodium sulfate Specification

Physical Form
White crystalline solid or powder

Structural Formula
O=S(=O)(O[Na])O[Na]

Ph Level
Approximately 6-8 (5% aqueous solution)

Appearance
White crystalline solid or powder

Purity
Typically 99%

Refractive Rate
1.484 (anhydrous)

Density
2.68 Gram per cubic centimeter(g/cm3)

Application
Detergent production paper manufacturing glass production dyeing textiles pharmaceuticals

Grade
Technical pharmaceutical and reagent grades available

Poisonous
NO

Melting Point
884C (anhydrous)

Shape
Irregular crystalline

Smell
Odorless

Properties
Soluble in water stable under normal conditions hygroscopic

Shelf Life
Indefinite under proper storage conditions

Storage
Store in a cool dry place away from moisture

Molecular Formula
Na2SO4

HS Code
2833.11

Usage
Widely used as a filler in powdered detergents and in the Kraft process of paper pulping

EINECS No
231-820-9

Solubility
19.5 g/100 mL (at 20C in water)

Ingredients
Sodium cation (Na+) Sulfate anion (SO4 2)

CAS No
7757-82-6

Taste
Salty bitter

Molecular Weight
142.04 g/mol

About Sodium sulfate

Item

Standard	Result
Appearance	White crystals or crystalline powder	Passed
Na2SO4	99.0%	99.60%
NaCL	0.35%	0.005%
Fe	0.002%	0.001%
Mg(Ca,Mg)	0.15%	0.01%
Water Non-dissolved Matter	0.05%	0.04%
Whiteness	88%	92%
Moisture	0.20%	0.02%
Ph	6-9	8.09

FAQs of Sodium sulfate:

Q: What is Sodium sulfate and its molecular formula?

A: Sodium sulfate is a white crystalline solid or powder with the molecular formula Na2SO4.

Q: What is the usage and application of Sodium sulfate?

A: Sodium sulfate is widely used as a filler in powdered detergents, in the Kraft process of paper pulping, glass production, dyeing textiles, and pharmaceuticals.

Q: What are the physical and chemical properties of Sodium sulfate?

A: Sodium sulfate is soluble in water, stable under normal conditions, and hygroscopic. It has a refractive rate of 1.484 (anhydrous), a melting point of 884C (anhydrous), and a density of 2.68 Gram per cubic centimeter(g/cm3). It has a salty bitter taste and is odorless. Its pH level is approximately 6-8 (5% aqueous solution).