This page describes the methodology for the determination of the dropping point of white petrolatum using METTLER TOLEDO’s Dropping Point Excellence System, according to the USP monograph.
The automated apparatus enables fully automatic measurements with a single click, ensuring both efficiency and reliable results.
By downloading this application note, you will receive a PDF of the application note.
What is white petrolatum?
White petrolatum, also known as petroleum jelly, is a semi-solid mixture of hydrocarbons obtained from petroleum. It is widely used in pharmaceutical and cosmetic formulations due to its excellent moisturizing and protective properties. Additionally, its high purity and stability make it appropriate for diverse medical and industrial uses.
Why is the dropping point an important characteristic of white petrolatum?
The dropping point is the temperature at which white petrolatum starts to soften and flow. This thermal property is essential for assessing the quality and appropriateness of white petrolatum for use in pharmaceuticals, cosmetics, and industrial fields, ensuring dependable performance throughout processing, storage, and its application.
How to determine the dropping point of white petrolatum?
The METTLER TOLEDO Excellence Dropping Point System is employed to measure the dropping point of white petrolatum. It offers precise temperature control and continuous monitoring to detect the exact moment the sample softens and starts flowing. This procedure adheres to USP standards for sample preparation and testing, guaranteeing consistent, reproducible results that meet pharmaceutical and industrial quality requirements.
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