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HPC is an ether of cellulose in which some of the hydroxyl groups in the repeating glucose units have been hydroxypropylated forming -OCH 2 CH(OH)CH 3 groups using propylene oxide. The average number of substituted hydroxyl groups per glucose unit is referred to as the degree of substitution (DS).
hydroxypropyl cellulose: cellulose fibre from wood pulp with –OCH 2 CH(OH)CH 3 groups added gives body I. isobutane: Isobutane (CH 3) 2 CHCH 3:
Hypromellose , short for hydroxypropyl methylcellulose (HPMC), is a semisynthetic, inert, viscoelastic polymer used in eye drops, as well as an excipient and controlled-delivery component in oral medicaments, found in a variety of commercial products. [1] [2] The full form of HPMC is Hydroxypropyl Methyl Cellulose.
Natural gelators include tragacanth, [6] gelatin, collagen, [4] and guar gum; semi-synthemic gelators include methylcellulose and other cellulose derivatives; [5] [8] [6] while synthetic gelators include carbomers, [6] polyvinyl alcohol, polyethylene and its copolymers.
Vcaps capsules are a two-piece capsule made of hydroxypropyl methylcellulose, a cellulose-based raw material. They were designed to meet restrictive dietary needs, and are thus gluten-free, vegan, kosher, and halaal. [10]
Hydroxypropyl cellulose, a derivative of cellulose Heterotrophic Plate Count a procedure for estimating the number of live, culturable heterotrophic bacteria in water HPC (Hematopoietic Progenitor Cell), Cord Blood is the brand name of an allogeneic cord blood hematopoietic progenitor cell therapy
This page was last edited on 9 December 2023, at 01:36 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
This page was last edited on 11 November 2020, at 04:23 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.