Chem Pharma

Established in 2011, Chem Pharma has a whooping manufacturing capacity of 12,300 MT per annum. At this unit, we manufacture Para Toluene Sulphonyl Urea, Dibenzylidene Acetone (DBA), and Phenyl Hydrazine.

Para Toluene Sulphonyl Urea (PTS Urea)

  • 4 - METHYL PHENYL SULPHONYL UREA.
  • Molecular weight : 214.24 g/mol
  • CAS No : 1694-06-0
SR.NO TESTS SPECIFICATION
01. Description White to off white color Powder
02.Melting Range185oC to 194 oC
03.Loss on Drying
 NMT 1.0%W/W
04.Chromatographic purity by HPLC
i) Any single maximum impurity
NMT 1.0 %
ii) Total impurities
NMT 1.0 %
iii) Purity (By area Normalization)
NLT 99.0%
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Dibenzylidene Acetone (DBA)

  • Dibenzalacetone
  • Molecular weight : 234.29 g/mol
  • CAS No : 538-58-9
SR.NO TESTS SPECIFICATION
01. Description Light Yellow to Yellow color crystalline Powder.
02.Melting Range 107oC to 113 oC
03.Solubility
Insoluble in water
04.Loss on Drying at 70oCNMT 1.0%W/W
05.Chromatographic purity by HPLC
i) Any single maximum impurity
NMT 1.0 %
ii) Total impurities
NMT 1.0 %
iii) Purity (By area Normalization)NLT 99.0%
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Phenyl Hydrazine

  • 1-Phenylhydrazine
  • Molecular weight : 108.14 g/mol
  • CAS No : 100-63-0
SR.NO TESTS SPECIFICATION
01. Description Colorless to pale yellow liquid.
02.Identification By Gas Chromatography Retention time of the main peak obtained from the sample should match with the main peak obtained from phenylhydrazine working standard.
03.Weight per ml(At 25oC)
Between 1.096 To1.100g/ml
04.Chromatographic purity by GC
NLT 99.00%
i) Aniline
NMT 0.50%
ii) Any individual unknown impurityNMT 0.50 %
iii) Total impurities NMT 1.00%
05. Assay NLT-97.50 % W/W ,On as is basis.
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