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Polyethylene Glycol 4000 flakes (USP-NF, BP, Ph. Eur.) pure, pharma grade

Carbowax 4000, Macrogol 4000, PEG 4000

Code
142438
CAS
25322-68-3
Molecular Formula
HO(C2H4O)nH
Melting Point:
58 - 62 °C
Solubility:
water 550 g/l at 20 °C
Physical Description:
solid
Product Code:
142438
Product Name:
Polyethylene Glycol 4000 flakes (USP-NF, BP, Ph. Eur.) pure, pharma grade
Quality Name:
pure, pharma grade
Specifications:
Identity according to Pharmacopoeias:: passes test
pH sol.5%: 4.5-7.5
Freezing point: 53-58°C
Viscosity of 50% w/w sol. kinematic at 20°C: 102-158 cSt
Viscosity at 99°C: 110-158 cSt
Viscosity of 50% w/w sol. dynamic at 20°C: 110-170 mPa.S
Average molecular weight: 3600-4400

Maximum limit of impurities
Appearance of solution: passes test
Acidity or alkalinity: passes test
Reducing substances: passes test
Residue on ignition (as SO4): 0.1 %
Hydroxyl value: 25-32
Residual solvents (Ph.Eur/USP): passes test
1,4-Dioxan (G.C.): 0.001%
Formaldehyde (CH2O): 0.0015%
Ethylene Oxide (G.C.): 0.0001%
Water (H2O): 1 %
Heavy metals (as Pb): 0.0005%
WGK:
1
Storage:
Room Temperature.
Master Name:
Polyethylene Glycol 4000 *flakes
Synonyms Long Text:
Carbowax 4000, Macrogol 4000, PEG 4000
EINECS:
203-473-3
CS:
39072011
Download TDS file for complete specifications