5-Chlorosalicylic acid 321-14-2 2-Hydroxy-5-chlorobenzoic acid;5 CSA;5-chloro-2-hydroxy-benzoicaci;5-chloro-salicylicaci;Benzoic acid, 5-chloro-2-hydroxy-;Salicylic acid, 5-chloro-;CHLOROSALICYLIC(5-) ACID;5-CHLOROSALICYLIC ACID
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5-Chlorosalicylic acid
Synonyms 5-Chloro-2-hydroxybenzoic acid; 2-Hydroxy-5-Chloro Benzoic Acid; 5-chloro-2-hydroxybenzoate
Molecular Formula C7H4ClO3
Molecular Weight 171.5584
CAS Registry Number 321-14-2
EINECS 206-283-9
Melting point 171-176°C
Boiling point 320.5°C at 760 mmHg
Flash point 147.6°C
Water solubility 1 g/L (20°C)
Vapour Pressur 0.000132mmHg at 25°C
Uses: dye intermediates and medicine.
Certification Of Analysis |
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Item |
Specification |
Method |
Result |
Physical Property |
|
|
|
Appearance |
Crystaline Powder |
Organoleptic |
Conforms |
Color |
White Powder or Crystal |
Organoleptic |
Conforms |
Odour |
Characteristic |
Organoleptic |
Conforms |
Mesh Size |
100% through 80% mesh size |
USP32<786> |
Conforms |
General Analysis |
|
|
|
Identification |
Identical to R.S. sample |
HPLC |
Conforms |
5-Chloro-2-hydroxybenzoic acid |
99.9% |
HPLC |
Conforms |
Loss on Drying |
≤5.0% |
Eur.Ph.6.0[2.8.17] |
3.11% |
Ash |
≤5.0% |
Eur.Ph.6.0[2.4.16] |
Conforms |
Contaminants |
|
|
|
Solvents Residue |
Meet Eur.Ph6.0<5.4> |
Eur.Ph 6.0<2.4.24> |
Conforms |
Pesticides Residue |
Meet USP32<561> |
USP32<561> |
Conforms |
Lead(Pb) |
≤3.0mg/kg |
Eur.Ph6.0<2.2.58>ICP-MS |
2.45 |
Arsenic(As) |
≤2.0mg/kg |
Eur.Ph6.0<2.2.58>ICP-MS |
1.29 |
Cadmium(Cd) |
≤1.0mg/kg |
Eur.Ph6.0<2.2.58>ICP-MS |
0.68 |
Mercury(Hg) |
≤0.1mg/kg |
Eur.Ph6.0<2.2.58>ICP-MS |
0.07 |
Microbiological |
|
|
|
Total Plate Count |
≤1000cfu/g |
USP30<61> |
120 |
Yeast &Mold |
≤100cfu/g |
USP30<61> |
50 |
E.Coli. |
Negative |
USP30<62> |
Conforms |
Salmonella |
Negative |
USP30<62> |
Conforms |
Shelf Life |
24 months under the conditions below, no antioxidant used |
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Package&Storage |
Standard packed in fiber-drum and two plastic bags inside |
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N.W: 25kgs/Drum or Bag; 24T per 20’ Container |
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Store in a cool,dry place away from Moisture, Light, Oxygen |
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