| ≥1 piece |
Description: Colorless or white crystalline powder.
Application: Citric acid is mainly used as an acidulant, flavorant and preservative preservative in foods and beverages. It is also used as an antioxidant, plasticizer and detergent, builder.
Ordinary characteristic: Molecular formula: C6H8O7 molecular weight: 192.1
Package: The packing of our citric acid anhydrous includes 25kg net bag, 50pound net bag, 500kg net bag, 1000kg net bag with pallet.
Storage: Kept in a light-proof, well-closed, dry
and cool place.
Quality specifications: BP98, USP24,
enterprise standard ect..
Quality Standard of Citric-Acid Anhydrous
Item
unit
Standard of Union Enterprise
BP98
USP24
E330
GB/T-8269-1998
A-class test
Characters
Colourless Crystal or White Crystal Powder
Identification
Conforiming
with the test
Conforiming
with the test
Conforiming
with the test
Clarity and Colourness
Conforiming
with the test
Conforiming
with the test
Clearness
Clearness
Oxalic acid salt
ppm
?ü50
?ü350
1% of 10ml testsolution will be not turbid to CaCl2
?ü100
Ba
Conforiming
with the test
Conforiming
with the test
Conforiming
with the test
Ca
ppm
?ü10
?ü200
?ü200
iron
ppm
?ü1
?ü50
?ü10
Cl
ppm
?ü5
?ü50
?ü50
SO4
ppm
?ü20
?ü150
?ü150
?ü150
Heavy metal
ppm
?ü1
?ü10
?ü10
?ü5
?ü5
Lead
ppm
?ü0.5
Al
ppm
?ü0.2
?ü0.2
As
ppm
?ü1
?ü1
?ü3
?ü1
?ü1
Sulphuric acid
ash content
%
?ü0.03
?ü0.1
?ü0.05
?ü0.05
?ü0.1
RCS B.U.
B.U.
1g+10ml (?ü1.40B.U.)
Conforiming
with the test
Conforiming
with the test
Conforiming
with the test
Not beyond the standard
Water Anhydrous
%
?ü0.15
?ü1.0
?ü0.5
?ü1
?ü0.5
Content
%
99.5-100.5
99.5-100.5
99.5-100.5
?Y99.5
99.5-100.5
Whiteness rate
%
?Y82
?Y72
Mechanicle foreign matter
Conforiming
with the test
Granular size
According to the requirement of customer
Conforiming with the test
Color of sample solution
Conforiming
with the test
Conforiming
with the test
Conforiming
with the test