2-Methyl-3-butyn-2-ol
CAS:115-19-5 Product spec:99%min. (GC)
Molecular Formula:C5H8O
Molecular Structure:
Appearance: Colorless or slightly yellow liquid
Assay: 99%min. (GC)
Acetone: 1% max
Moisture: 1% max
Packing: 165KG galvanized iron drum
MPA (1,1-Dimethyl-2-Propynyl-1-Amine )
CAS:2978-58-7 Product spec:90-95% & 95% min.
Molecular Formula:C5H9N
Appearance: Colorless to pale yellow liquid
Assay: 90-95% & 95% min.
Specific gravity (gcm3): 0.79-0.85
PH: 9-11
Package: 50kg iron drum
Application: used as intermediate..
HEDTA
CAS::150-39-0 Product spec:98% min.
Appearance: white crystal
Assay: 98% min.
Loss on drying: 0.5% max.
Chloride: 0.1%ppm max
Na+: 100ppm
SO42- : 50ppm
Other metal ion: 1ppm max.
Soluble: heating and solve in water or 0.1M NaOH..
Copper formate hydrate
CAS:133386-04-6 Product spec:97% min.
Molecular Formula:(HCO2)2Cu • xH2O
Appearance: blue crystal
Assay: 97% min.
Water: 25-30%
Cu : 28.3% min.
Package: 25kg fibre drum
2-Hydroxybenzothiazole
CAS:934-34-9 Product spec:99% min. (GC )
Appearance: beige crystal granule
Assay: 99% min. (GC )
Package: 25kg fibre drum
2-Nitroacetophenone
CAS:.577-59-3 Product spec:98% min.
MF: C8H7NO3
Structure:
Appearance: colorless to light yellow solid or liquid
Density: 1.23gcm3
MP: 28-30°C
Application: used as intermediate for light-sensitive material and pharmacy
4-Bromoaniline
CAS:106-40-1 Product spec:99%min. (GC)
MF: BrC6H4NH2
Appearance: off-white crystal
Assay: 99%min. (GC)
Moisture: 0.5%min.
1,10-Phenanthroline monohydrate
CAS:5144-89-8 Product spec:99% min.(AR)
Appearance: white crystal
Assay: 99% min.(AR)
Molar absorptivity of iron complex Lcm.mol : Min. 1.15 X 104
Dissolution test in ethanol: qualified
Residue on ignition ( as Sulfate) : 0.1% max.
M..