Sodium Hydroxide

Description

Classification: Caustic Soda	CAS No.: 1310-73-2	Other Names: Sodium Hydroxide
MF: NAOH	EINECS No.: 215-185-5	Place of Origin: China (Mainland)
Grade Standard: Industrial Grade	Purity: 99%	Appearance: Prills, Flakes, Solid
Application: Detergents industry	Brand Name: Credit Chemcial	Color: White
Chemical Formula: NaOH	Class No: 8	UN NO: 1823
HS CODE: 28151100

Sodium hydroxide specification:

Synonyms: Caustic Soda(Pearls, Flakes, Solid).

Chemical Formula: NaOH.

Class No.: 8

UN NO.: 1823

HS Code: 28151100

Specifications chart:

Caustic Soda Pearls 99% MIN.
ITEM	STANDARD
NAOH:	99% MIN.
NA2CO3:	0.5% MAX.
NACL:	0.03% MAX.
FE2O3:	0.005% MAX.

Packing: in 25 KG net PP bag lined with double PE inner bags. 

Caustic Soda Flakes 99% MIN.
ITEM	STANDARD
NAOH:	99% MIN.
NA2CO3:	0.5% MAX.
NACL:	0.05% MAX.
FE2O3:	0.005% MAX.

Packing: in 25 KG net PP bag lined with double PE inner bags. 

Caustic Soda Solid 99% MIN.
ITEM	STANDARD
NAOH:	99% MIN.
NA2CO3:	0.9% MAX.
NACL:	0.15% MAX.
FE2O3:	0.01% MAX.

Packing: in 200 KG net sheet metal drums.

Application: Sodium hydroxide is the principal strong used in the chemical industry.Generally it is used in chemical analysis, Soap production, Paper making, Alumina production, Biodiesel, Aluminium etching, Food preparation and used as Paint stripper, Gold pennies, etc.

other specification:

Caustic Soda	Flakes 96%	Flakes 99%	Solid 99%	Pearls 96%	Pearls 99%
NaOH	96.68% Min	99.28% Min	99.30% Min	96.60% Min	99.35% Min
Na2CO3	1.2% Max	0.5% Max	0.5% Max	1.5% Max	0.5% Max
NaCl	2.5% Max	0.03% Max	0.03% Max	2.1% Max	0.03% Max
Fe2O3	0.008 Max	0.005 Max	0.005% Max	0.009% Max	0.005% Max

Applications:
1. Used as the most common paint stripper on wooden objects.
2. Used in conjunction with zinc for creation of the famous "Gold pennies" experiment.
3. Used in the refining of alumina containing ore (bauxite) to produce alumina (aluminum oxide) which is the raw material used to produce aluminum metal via the smelting process.
4. Used in soap making (cold process soap, saponification).
5. Food uses of sodium hydroxide include washing or chemical peeling of fruits and vegetables
6. Used in the home as a drain cleaning agent for clearing clogged drains.
7. Used as a cleaner in breweries, where it is simply called "caustic"

Resource:

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