Tech/Pharma Grade/Propylene Glycol/1 2-Propanediol/1 2-Dihydroxypropane/CAS No. 57-55-6

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GYF BIOTECH LTD.

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gyf338
57-55-6
C3h8o2
200-338-0
Aromatic Alcohol
Liquid
1°(Primary Alcohol)
Monohydroxy
2905320000
(20 ºC) 60.5MPa.S
CH2ohchohch3(C3h8o2)
Minus 59 Degrees Celsius
188.2 Degrees Celsius
76.09
GYF
Paper Bag or Bucket
200KG
Tianjin
2905320000
Product Description
 
Product Parameters
Test ItemsStandard ValueTest Result
Premium productFirst class
AppearanceColorless transparent liquid (Clear&Free)Colorless transparent liquid (Clear&Free)
Content %  99.5099.0099.88
Moisture % 0.100.200.09
APHA (Color#) 5165
Index of retraction (nd20)1.431-1.4351.428-1.4351.433
Density 20°C(g/cm³)1.035-1.0381.035-1.0401.036
ItemsUnitSpecificationResults
Identification--passedpassed
Appearance--Colorless clear viscous liquidColorless clear viscous liquid
Assay%99.80min99.89
EGppm50maxN.D.
DEGppm50maxN.D.
Residue on lgnitionmg2.5max0.8
Chloridew/%0.007max<0.007
Sulfatew/%0.006max<0.006
Heavy metalsppm5max<5
Specific Gravity(25ºC/25ºC)--1.035- 1.0371.036
Acidity(0. 1N NaOH)mL0.05max0.01
Moisturew/%0. 10max0.072
Feppm0. 1maxN.D.
Colouring(Pt-Co)Hazen10max<5
IBPºC184min186
DPºC189max187
Test itemsUnitSpecificationTest results
PurityGLC%99.8min99.95
ColorApha colorl0max<5
MoistureWeight %0.2max0.072
Specific Gravity25°C1.035-1.0371.0358
Dipropylene Glycol%m/m0.10000.0445
Heavy Propylene Glycol%m/m0.0300<0.0005
Diethylene glycol%m/m0.0010<0.0005
Propylene oxide%m/m0.0010<0.0005
Ethylene glycol%m/m0.001<0.0005
Distillation range (L),°C185188
Distillation range (U),°C189189
Chlorine in CL-mg/kg1.000.03
Ironmg/kg0.50<0.020
Pbmg/kg1.00<0.005
Residue on ignitionmg/kg50max<10
Refractive index 1.431-1.4331.433
Heavy metalsmg/15max<5
Identification-passedpassed
Acidityml0.20max0.10
ChloridePPm70 max<70
SulfatePPm60 max<60
AppearanceClear and transparent without mechanical impuritiesPassed


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