Hydroxypropyl methyl cellulose

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Hydroxypropyl methyl cellulose (E464) is an emulsifier, thickening and suspending agent, and an alternative to animal gelatin.[1] It is a solid, and is a slightly off-white to beige powder in appearance and may be formed into granules. The compound forms colloids when dissolved in water. Although non-toxic, it is combustible and can react vigorously with oxidising agents.[2]

The CAS registry number of hydroxypropyl methyl cellulose is 9004-65-3.

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