4-Aminobenzoic acid PABA CAS 150-13-0
4-Aminobenzoic acid, yomwe imadziwikanso kuti PABA (CAS 150-13-0), ndi imodzi mwa ma amino acid ofunikira kwambiri. Ndi gawo lofunikira la zinthu zofunika pakukula ndi kugawa maselo m'thupi. Imagwira ntchito yofunika kwambiri pa kagayidwe ka thupi la munthu ndipo ili ndi yisiti, chiwindi, chimanga, ndi malt ambiri.
| Chinthu | Mafotokozedwe |
| Kuyesa | ≥99.0% |
| Kufotokozera | Ufa woyera wa kristalo |
| Malo osungunuka | 186-189℃ |
| Kutayika pakuuma | ≤0.50% |
1. Utoto ndi zinthu zina zoyezera mankhwala.
2. Amagwiritsidwa ntchito popanga utoto wofiira wa m-80, m-10b, wofiira ndi wofiirira wa x-2r, komanso kupanga cyanobenzoic acid kuti apange mankhwala a p-carboxybenzylamine.
3. Chogulitsachi chingagwiritsidwe ntchito ngati mafuta oteteza ku dzuwa, ndipo mafuta opangidwa kuchokera ku chinthu ichi, octyl p-dimethylaminoate, ndi abwino kwambiri oteteza ku dzuwa.
25kgs/ng'oma, matani 9/chidebe cha 20'
25kgs/thumba, matani 20/chidebe cha 20'
4-Aminobenzoic acid PABA CAS 150-13-0
4-Aminobenzoic acid PABA CAS 150-13-0
