quiz 5 Flashcards
carbonyl group
in organic chemistry its a functional group composed of a carbon atom double bonded to an oxygen atom
coagulating
process of converting soluble protein in insoluble protein by physical or chemical means
crosslink
bond formed between polymer chains, either between different chains or between different parts of the same chain
desiccants
- attract water
- hygroscopic chemical that keeps things dry by adsorbing water
- trapping water vapor at its surface
disinfectants ch.8
- isopropyl alcohol is a common disinfectant in the prep room
- antibacterial on surfaces
- cresols and resorcinol are good
di substituted benzene derivatives
- when more than one substitution of hydrogen on a ring, identification of position is important
- ortho, meta, para
formaldehyde chemical formula
HCHO
formaldehyde definition
- colorless toxic gas with a disagreeable odor
- when dissolved in water, vapor is trapped
- sold as 37% solution in water, stabilized by methanol
funeral service phenols
- antiseptics (antibacterial on living organisms)
- disinfectants (antibacterial on surfaces)
- cauterants
- bleaching agents
glutaraldehyde
used as both a supplement with or as an alternative to formaldehyde
high index
is used in cases of advanced decomposition where ammonia and urea can interfere with the formaldehyde
humectants
- attract water
- hygroscopic chemical that keeps something moist by absorbing water
embeds water into the molecules - used to aid in the retention of moisture to the tissues
methanol ch.8
- used to stabilize embalming fluid to prolong the shelf life
- readily oxidized to formaldehyde in the presence of a copper catalyst
phenol
a hydroxyl group is attached to a ring structure, a hydrogen is substituted with a hydroxyl group on a benzene ring, is constituent of creosote, disinfect instruments/sanitize, acidic
methanol ch.9
stabilizes formaldehyde - used to prevent paraformaldyhyde formation (white solid that collects)
