Awọn lilo ati awọn oju iṣẹlẹ elo ti phosphoric acid
Awọn lilo ati awọn oju iṣẹlẹ elo ti phosphoric acid,
Phosphoric acid, phosphoric acid olupese, phosphoric acid olupese iṣeduro, phosphoric acid awoṣe, Olupese Acid phosphoric, phosphoric acid lilo ati iṣẹ,
Awọn ohun-ini kẹmika:
1. Omi ti ko ni awọ, Ko si oorun irritant
2.Melting ojuami 42 ℃; farabale ojuami 261 ℃.
3.Miscible pẹlu omi ni eyikeyi ratio
Ibi ipamọ:
1. Tọju ni itura kan, ile-ipamọ afẹfẹ.
2. Jeki kuro lati ina ati ooru orisun.
3. Awọn package ti wa ni edidi.
4. O yẹ ki o wa ni ipamọ lọtọ lati awọn iṣọrọ (combustible) combustibles, alkalis, ati awọn irin powders ti nṣiṣe lọwọ, ki o si yago fun ipamọ adalu.
5. Aaye ibi ipamọ yẹ ki o wa ni ipese pẹlu awọn ohun elo ti o yẹ lati ni jijo.
Phosphoric acidfun Industrial lilo
Sipesifikesonu Didara (GB/T 2091-2008)
| Awọn nkan itupalẹ | sipesifikesonu | |||||
| 85% phosphoric acid | 75% phosphoric acid | |||||
| Super ite | Ipele akọkọ | Deede ite | Super ite | Ipele akọkọ | Deede ite | |
| Awọ/Hazen ≤ | 20 | 30 | 40 | 30 | 30 | 40 |
| Phosphoric acid (H3PO4), w/% ≥ | 86.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 |
| Kloride (C1), w/% ≤ | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 |
| Sulfate (SO4) w/% ≤ | 0.003 | 0.005 | 0.01 | 0.003 | 0.005 | 0.01 |
| Iron(Fe),W/% ≤ | 0.002 | 0.002 | 0.005 | 0.002 | 0.002 | 0.005 |
| Arsenic(Bi), w/% ≤ | 0.0001 | 0.003 | 0.01 | 0.0001 | 0.005 | 0.01 |
| Irin Eru (Pb) ， w/% ≤ | 0.001 | 0.003 | 0.005 | 0.001 | 0.001 | 0.005 |
Awọn afikun ounjẹ phosphoric acid
Sipesifikesonu Didara (GB/T 1886.15-2015)
| Nkan | sipesifikesonu |
| Phosphoric acid(H3PO4), w/% | 75.0 ~ 86.0 |
| Fluoride (gẹgẹbi F)/(mg/kg) ≤ | 10 |
| Ohun elo afẹfẹ (gẹgẹbi H3PO3), w/% ≤ | 0.012 |
| Arsenic (Bi)/(mg/kg) ≤ | 0.5 |
| Irin eru(bi Pb) /(mg/kg) ≤ | 5 |
Lo:
Lilo iṣẹ-ogbin: ohun elo aise ti ajile fosifeti ati awọn ounjẹ ifunni
Lilo ile-iṣẹ: awọn ohun elo aise kemikali
1.Protect awọn irin lati ipata
2.Mixed pẹlu nitric acid bi kemikali polishing agent to mu awọn dada pari ti irin
3.Material ti phosphatide ti a lo fun ọja fifọ ati ipakokoro
4.Awọn iṣelọpọ ti irawọ owurọ ti o ni awọn ohun elo flameretardant.
Awọn afikun ounjẹ lo: adun ekikan, iwukara Nutri-ents, , gẹgẹbi koka-cola.
Lilo iṣoogun: lati ṣe agbejade oogun ti o ni phos-phorus, gẹgẹbi Na 2 Glycerophosphat
Phosphoric acid tabi orthophosphoric acid, ilana kemikali H3PO4, iwuwo molikula 97.9724, jẹ acid inorganic ti o wọpọ, jẹ acid to lagbara alabọde. O ti gba nipasẹ tutuka tetroxide irawọ owurọ ninu omi gbona. Orthophosphoric acid ni a gba ni iṣowo nipasẹ atọju apatite pẹlu sulfuric acid. Phosphoric acid gbẹ ni irọrun ni afẹfẹ. Ooru npadanu omi si pyrophosphoric acid, ati siwaju padanu omi si metaphosphate. Phosphoric acid jẹ lilo akọkọ ni oogun, ounjẹ, ajile ati awọn ile-iṣẹ miiran, ati pe o tun le ṣee lo bi reagent kemikali.
Ilana ohun elo
Orthophosphate jẹ acid phosphoric kan ti o jẹ ti tetrahedron phospho-oxygen kan. Ninu moleku phosphoric acid, P atom jẹ sp3 hybridized, awọn orbitals arabara mẹta ṣe awọn ifunmọ sigma mẹta pẹlu atomu atẹgun, ati P — O bond miiran jẹ asopọ sigma kan lati irawọ owurọ si oxygen ati awọn iwe adehun d-pπ meji lati ọdọ. atẹgun si irawọ owurọ. Isopọ sigma jẹ idasile nipasẹ isọdọkan ti bata elekitironi kan lati atomu irawọ owurọ si aaye ti o ṣofo ti atomu atẹgun kan. d←p bond ti wa ni akoso nipa agbekọja py ati pz ti awọn ọta atẹgun pẹlu dxz ati dyz ofo orbitals ti awọn ọta irawọ owurọ. Niwọn igba ti agbara 3d ti awọn ọta irawọ owurọ ti ga pupọ ju agbara 2p ti awọn ọta atẹgun, awọn orbitals molikula ko ṣiṣẹ daradara, nitorinaa awọn iwe adehun PO jẹ awọn ifunmọ mẹta ni awọn ofin ti nọmba, ṣugbọn agbedemeji laarin ẹyọkan ati awọn ifunmọ ilọpo ni awọn ofin ti agbara mimu ati mnu ipari. Iwaju awọn ifunmọ hydrogen ninu mejeeji H3PO4 mimọ ati awọn hydrates kristali rẹ le ṣe akọọlẹ fun iki ti ojutu phosphoric acid.
Aaye ohun elo
Ise-ogbin: Phosphoric acid jẹ ohun elo aise fun iṣelọpọ awọn ajile fosifeti pataki (calcium superphosphate, potasiomu dihydrogen fosifeti, ati bẹbẹ lọ), ati tun fun iṣelọpọ awọn ounjẹ ounjẹ (calcium dihydrogen fosifeti).
Ile-iṣẹ: Phosphoric acid jẹ ohun elo aise kemikali pataki. Awọn iṣẹ akọkọ rẹ jẹ bi atẹle:
Ṣe itọju dada irin lati ṣẹda fiimu fosifeti ti a ko le yanju lori oju irin lati daabobo irin lati ipata.
Ti a lo bi pólándì kemikali kan ti a dapọ pẹlu acid nitric lati mu ilọsiwaju ti awọn ibi-ilẹ irin dara.
Isejade ti detergent, ipakokoropaeku aise ohun elo fosifeti ester.
Awọn ohun elo aise fun iṣelọpọ ti awọn retardants ina phosphorous.
Ounje: Phosphoric acid jẹ ọkan ninu awọn afikun ounjẹ, ninu ounjẹ bi oluranlowo adun ekan, oluranlowo ounje iwukara, Coca-Cola ni phosphoric acid. Phosphates tun jẹ awọn afikun ounjẹ pataki ati pe o le ṣee lo bi awọn imudara eroja.
Oogun: A le lo Phosphoric acid lati ṣe awọn oogun phosphorous, gẹgẹbi iṣuu soda glycerophosphate.
