Sodium Hydroxide Reagent

GOST 4328-77 with rev. 1.2

CHEMICAL FORMULA: NaOH

MOLECULAR WEIGHT: 40.0

APPEARANCE:

White spherical or semi-spherical granules.

SPECIFICATIONS:
INDICATOR NAME
VALUE
Analytical grade reagent (AR)
Pure (P)
Content of sodium hydroxide (NаОН), wt%, min.
98*
97*
Sodium carbonate (Na2CO3)(Na2CO3)
1.0
1.5
Total nitrogen content, wt%, max.
0.0005
0.0010
Content of silicic acid (SiO2), wt%, max.
0.002
0.020
Content of sulfates (SO4), wt%, max.
0.0050
0.0200
Content of phosphates (РО4), wt%, max.
0.0030
0.0100
Content of chlorides (CI), wt%, max.
0.0050
0.0250
Aluminum (Al) content, wt%, max.
0.0010
0.0100
Content of iron (Fe), wt%, max.
0.0010
0.0020
Content of calcium and magnesium expressed as Mg, wt%, max.
0.024
0.060
Content of heavy metals (Ag), wt%, max.
0.0010
0.0030

*The actual content of sodium hydroxide is min. 99.8% by weight.

USES:

Used as a reagent for various analytical processes and in process applications – in the production of chemicals, chemical fibers, ion-exchange resins, in medicine, pulp and paper, chemical, gas, metallurgy, petrochemical and other industries.

PACKAGING:

Air-tight polyethylene FFS bags of 5H4 air-tightness class with a capacity of 25 kg palletized and fixed on pallets up to 1,000 kg, covered with stretch film using the Stretch Hood wrapping technology; special single-use big bags for bulk stocks made of polypropylene fabric with a maximum net weight of 1,000 kg.

TRANSPORTATION AND STORAGE:

The packaged product should be shipped by covered vehicles using any means of transportation in accordance with the dangerous goods shipping regulations applicable for the particular means of transportation. It should be stored in covered ventilated warehouses. The manufacturer guarantees that sodium hydroxide conforms to the requirements of this standard as long as transportation and storage conditions are observed. Guaranteed shelf life is six months from the manufacture date.

SPECIAL PROPERTIES:

Sodium hydroxide is a highly hazardous caustic substance (hazard class 2). It is a strong irritant having a burning effect on skin and mucous membranes, it may cause chemical burns. Sodium hydroxide is non-flammable and non-explosive.

ADDITIONAL DOCUMENTATION:
PDF - Safety Data Sheet Safety Data Sheet

REACH registration number of the product: 01-2119457892-27-0023



CONTACTS:
Phone: +7 (8442) 40-66-09, 40-66-11
Fax: +7 (8442) 40-66-10
E-mail: ves@kaustik.ru



PDF - Specifications Specifications in PDF version