MATERIALS NEEDED FOR LIQUID SOAP MAKING
(1)
Natrosol
(2)
Caustic soda
(3)
S.T.P.P.(Sodium tri poly
phosphate)
(4)
Soda ash (dense or light)
(5)
Texapor
(6)
Sulphonic acid
(7)
Perfume
(8)
Colourant
(9)
Weighing scale
(10) Ph Regulator.
(11) Water
NATROSOL
What
is Natrosol? Natrosol 250
hydroxyethylcellulose is a granular powder that dissolves readily in water to
give clear, smooth solutions, which exhibit pseudo plastic flow behaviour. At
neutral PH and ambient temperatures,
NATROSOL
R-grades disperse without lump formation and provide easy dissolution. These
solutions are unaffected by high concentrations of soluble salts. Viscosity is
little affected by mild acids and alkalies. Because of its nonionic character
NATROSOL has wide compatibility with other materials, such as emulsion
polymers, natural and synthetic gums, emulsifiers, defoamers.
NATROSOL
250 is used as high efficiency nonionic thickener, water retention aid and
rheology modifier in all types of water-based paints and surface coatings, in
adhesives, and in a variety of other aqueous industrial products. Regular
NATROSOL 250 imparts excellent flow properties to these systems.
NATROSOL
B offers the additional feature of superior storage stability when used under
conditions that enhance microbial growth.
As a
protective colloid and stabilizer NATROSOL performs outstandingly in the
emulsion and suspension polymerization of many vi nyl polymers. Its unique combination of properties explains
its use in pigment dispersions and in tile adhesives. In toothpaste the lean
solvent solubility and compatibility of
NATROSOL
contribute consistency; its dispersibility and binding power are widely
appreciated by the cosmetic and pharmaceutical industry.
REGULATORY
STATUS
NATROSOL
is in compliance with the requirements of the U.S. Food and Drug Administration
for use in adhesives, resinous and polymeric coatings employed on food-contact
surfaces of metal, paper or paperboard articles, and other suitable substrates
intended for use in food packaging as specified in the Code of Federal
Regulations, Title 21, Sections 175.105, 175.300, 176.180, 177.1210, and
182.99.NATROSOL Pharm grades meet the specifications forhydroxyethylcellulose
as set by the EuropeanPharmacopoeia and the USP/NF. These grades have been
specified in Product Data Sheet 33.018.
PACKAGING
AND STORAGE
NATROSOL
is packed in multi-wall paperbags of 25 kg net, supplied on pallets of 40 bags
(1000 kg) each, from Zwijndrecht, The Netherlands, and from warehouses
conveniently located in Europe. NATROSOL is a non-perishable powder. It is
recommended to use the product in rotation on a first-in first-out basis. The
product should be stored under dry and clean conditions in its original packing
and away from heat.
The
product is hygroscopic. The packaging is selected in a way to avoid ingress of
moisture, but the water content of the packed product may increase if not
stored dry.
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