Polyethylene Glycol 400, NF acts as a lubricant, coating the surfaces in aqueous and non-aqueous environments.
Characters | Unit | Specification |
---|---|---|
Appearance | clear, viscous, colourless or almost colourless hygroscopic liquid | |
Identification | complies | |
Appearance of solution | complies | |
Acidity or alkalinity | ml 0,1M NaOH | max. 0,1 |
Viscosity range(USP/NF) | cSt | 6,8 – 8,0 |
Hydroxyl value(calculated on 1,9g) | 264 - 300 | |
Ethylene oxide | ppm | max. 1 |
1,4 – dioxane | ppm | max. 10 |
Sum of Ethylene glycol and Diethylene glycol | % | max. 0,25 |
pH value (5% aqu.) | 4,5 – 7,5 | |
Reducing substances | complies | |
Formaldehyde | ppm | max. 30 |
Heavy metals | ppm | max. 20 |
Sulphated ash | % | max. 0,2 |
Average molecular weight | % | 95,0 – 105,0 |
Total areobic microbial count | cfu/g | max. 100 |
Total yeasts and moulds count | cfu/g | max. 50 |
E.coli | cfu/g | absent in 1g |
Pseudomonas aeruginosa | cfu/g | absent in 1g |
Staphylococcus aureus | cfu/g | absent in 1g |
Salmonella | cfu/g | absent in 25g |
Bacterial endotoxin | I.U./g | max. 2,5 |
Shelf Life/Retest Date: Macrogol 400 can be kept for at least 2 years if stored under recommended conditions.
Storage/Shipping Conditions:
Pack Sizes: 5 Kg