98% Purity Industrial Ammonia Rongalite White Lump

Basic Information
Place of Origin: China
Brand Name: Hengchang
Certification: ISO 9001
Model Number: HC
Minimum Order Quantity: 22
Price: 2000-2500USD
Packaging Details: 50KGS IRON DRUM
Delivery Time: 10 days
Payment Terms: T/T
Supply Ability: 5000tons/monthly
Detail Information
Other Name: Rongalite CAS 149-44-0 MF: CH3NaO3S
HS: 28319000 Grade Standard: Industrial Grade
Appearance: White Lump Name: Sodium Formaldehyde Sulfoxylate
Packaging: 50 Kg/iron Drum Purity: 98%
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Industrial Ammonia Rongalite


98% Purity Industrial Ammonia

Product Description

Sodium Formaldehyde Sulfoxylate Rongalite c Lumps / Powder,Industrial grade Sodium formaldehyde sulfoxylate Rongalite pr

Product Parameters
First grade
Superior grade
NaHSO2·CH2O Content%
98% min.
99% min.
State of Solution
Be soluble in water
and appear in clarification
or micro turbidity
Be soluble in water
and appear in clarification
or micro turbidity
Not in dark
Not in dark
Alkalinity as sodium carbonate
3.0% max.
1.5% max.
Cu & Mn
5ppm max.
3ppm max.

Chemical name: Sodium Formaldehyde Sulfoxylate

Commercial name: Rongalite

Molecular Formula: NaHSO2.CH2O.2H2O

Molecular Weight: 118.0875

Specific Gravity: 1.8

Melting point: 64℃

Heat of Fusion: 54.84 KJ/mol (13.2 Lcal/mol)

Hygroscopic Point: Relative Humidity 60%

Stable Pour-Point: 50 ℃ max

45% (20 ℃): 1.2 dose of water is necessary for dissolving away 1 dose of Rongalite at 20°C. 50%(70 °C):1 dose of water is necessary for dissolving avay 1 dose of Rongalite at 70°C. rongalite



It is mainly used as a discharging agent, reductant in printing and dyeing industry, as an activating agent for production styrene-butadise rubber and synthetic resin, also be used to decolourize and bleach some organic matters. For example: as a bleaching agent in synthetic rubber etc. it may be substituted for the sodium hydrosulfite in some special conditions



Packaging & Shipping

Should be stored in a dry, cool and dark place. Protected from moisture, avoided exposure to direct sunshine. Don’t to let it be rained on. Be sure not to store it together with oxidant and acid, no presence of acidic vapour in storage life is one year.

Uses: Discoloring agent for printing and dyeing industry; activator and industrial bleaching agent for rubber synthesis; antidote for mercury, bismuth and barium.

Shelf life: 1 year

98% Purity Industrial Ammonia Rongalite White Lump 0


Contact Details

Phone Number : +8615063431351

WhatsApp : +008615063431351