4-Hydroxybenzoic Acid CAS 99-96-7 Purity ≥99.5% Càileachd Àrd Factaraidh
Solaraiche Dèanadair, Àrd-ghlanachd, Riochdachadh Malairteach
Ainm Ceimigeach: 4-Hydroxybenzoic Acid
CAS: 99-96-7
Ainm Ceimigeach | Acid 4-Hydroxybenzoic (Ìre Polymer) |
Co-fhaclan | p-Hydroxybenzoic Acid;PHBA;Para Hydroxy Benzoic Acid;p-Salicylic Acid |
Àireamh CAS | 99-96-7 |
Àireamh CAT | RF-PI407 |
Inbhe Stoc | Ann an stoc, ìre toraidh suas gu tonna |
Foirmle Molecular | C7H6O3 |
Cuideam Molecular | 138.12 |
Brand | Ceimigeach Ruifu |
Nì | Sònrachaidhean |
Coltas | Pùdar Criosta Geal |
Purity | ≥99.5% |
Rubha leaghaidh | 214.0 ℃ ~ 217.0 ℃ |
Odhar | Gun bholadh |
Fuasgladh | Soilleir agus soilleir |
Neo-sheasmhachd methanol | ≤50 ppm |
Taiseachd (KF) | ≤0.20% |
Dath (Pt-Co) | ≤15 |
Sulfate Ash | ≤0.02% |
Sulfate (SO4) | ≤50 ppm |
Chloride (Cl) | ≤50 ppm |
Feanól | ≤0.01% |
Salicylic acid | ≤0.02% |
4-Hydroxyisophthalic Acid | ≤500ppm (HIPA) |
potasium (K) | ≤10 ppm |
Sòidiam (Na) | ≤10 ppm |
Iarann (Fe) | ≤10 ppm |
Calcium+Magnesium (Ca+Mg) | ≤5 ppm |
Inbhe deuchainn | Inbhe Iomairt |
Cleachdadh | Cungaidhean-leigheis eadar-mheadhanach |
Pacaid: Botal, poca foil alùmanum, 25kg / druma cairt-bhòrd, no a rèir riatanas luchd-ceannach.
Suidheachadh stòraidh:Bùth ann an soithichean dùinte ann an àite fionnar is tioram;Dìon bho sholas, taiseachd.
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Tha searbhag 4-Hydroxybenzoic, ris an canar cuideachd searbhag p-Hydroxybenzoic (PHBA) CAS 99-96-7, na searbhag monohydroxybenzoic, toradh phenolic de searbhag benzoic.Is e cruth geal criostalach a th’ ann a tha beagan solubhail ann an uisge agus cloroform ach nas so-sgaoilte ann an solventan organach pòlach leithid alcohols agus acetone.Tha 4-Hydroxybenzoic Acid air ainmeachadh gu sònraichte mar bhunait airson a bhith ag ullachadh a eòrna, ris an canar parabens, a tha air an cleachdadh mar stuthan-gleidhidh ann an cungaidhean maise agus cuid de fhuasglaidhean offthalmach.Tha e isomeric le searbhag 2-hydroxybenzoic, ris an canar searbhag salicylic, ro-ruithear aspirin, agus le searbhag 3-Hydroxybenzoic.Tha searbhag 4-Hydroxybenzoic air a chleachdadh mar eadar-mheadhanach airson dathan, antiseptics agus grìtheidean cungaidh-leigheis gnìomhach.Tha e cuideachd air a chleachdadh mar stuth gleidhidh bìdh, meirg inhibitor, anti-oxidant agus emulsifier.Bidh e ag ath-fhreagairt le searbhag 6-hydroxynaphthalene-2-carboxylic gus polyester cùbhraidh ris an canar Vectran fiber ullachadh.Bidh e ag obair mar ro-ruithear airson p-hydroxyphenylbenzoate ullachadh, p-acetoxybenzoyl chloride agus 4,4’-Dihydroxybenzophenone.Nas fhaide, tha e air a chleachdadh ann am peant cur-ris, còmhdach cur-ris, giollachd taic, dealain is eileagtronaigeach bathar.A bharrachd air an seo, tha e ag obair mar neach-gleidhidh ann an cungaidhean maise agus cuid de fhuasglaidhean offthalmach.Tha searbhag 4-Hydroxybenzoic air leth cudromach gu malairteach.
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