Chemical appearance
Citic acid is a white cnystaline powder. tis also preented as coloress granules or cnystals. The ganules do not have a distinct smel and stay stable in the norma
room temperature.
Chemical application and strengths:
Despite being a monohvdrate salt (cnstallized from clod water) the salt can also cnstalize in hot water to become anhvdrous waterfree.This property
becomes possilble as it has a high melting point of 156 degrees Celsius. This property along with the ability to bond with other metal ions to form complex
molecules makes it a good chelating agent for severalindustrial applications. some of these applications include the removal of imescale from evaporators and
boilers.
The industrialgrade citric acidis one of the active agentsin the preparaion of kitchen and bathroomcleaning agents.it is a strong breach with a PH of about
32 which makes it a good solution ofremoying ust from metals such as steel as it combines with rust particles with ease ln the same ine it reacts with fres
ions on the surface ofstainless steel to prevent further corrosion.
Citric acid is also an alpha hydroxy acid. This property alows it to be used as an active ingredientin a number ofskin products and chemical peels. tis also a
good active ingredient for sterilization, This allows it to be used in the manufacture of antiviral tissues.
The food*grade citritc acid is used in the preparation of lemon pepper seasoning. ice cream manufacturers alo use it as an emulsifying agent When used as an
emulsifing agent, it prevents the separation of fats and crystallization of sucrose.lt can alo be used in place ofesh lemon juice in various recipes. Other uses
of citric acid include food coloring and balancing the PH of alkaline dyes.
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Items |
Specifications： |
Test Results |
Unit |
Mesh： |
8-40 |
8-40 |
|
Assay： |
99.5-100.5 |
99.8 |
% |
Sulphate： |
150Max |
<5 |
PPM |
Oxalate： |
lOOMax |
<5 |
PPM |
Choride： |
50Max |
<5 |
PPM |
Heavy Metal (As Pb)： |
5Max |
<1 |
PPM |
Calcium： |
75Max |
<10 |
PPM |
Iron： |
5Max |
<1 |
|
Sulphated Ash： |
0.05Max |
0.02 |
% |
Moisture： |
7.5 8.8 |
8.4 |
% |
Leed： |
0.5Max |
<0.1 |
PPMM |
Arsenic： |
IMax |
<0.1 |
PPM |
Mercury： |
IMax |
<0.1 |
PPM |
Alcminum |
0.2Max |
<0.2 |
PPM |
Barium： |
Pass |
||
Bacteria Endotoxin： |
0.5Max |
<0.1 |
lU/mg |
Volatile Organic impurities： |
Pass |
||
Tridodecylamine： |
0.1 |
<0.1 |
mg/kg |
Ultraviolet Absorbance： |
Pass |
||
Readily Carbonisable Substances |
Not darker than standard |
||
Conclusion |
Approved |
||
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