Nri nri ma ọ bụ ọkwa mmepụta ihe: kedu ihe eji phosphoric acid? Lee isi ihe isii ndị a, ị ga-aghọta
Nri nri ma ọ bụ ọkwa mmepụta ihe: kedu ihe eji phosphoric acid? Lee isi ihe isii ndị a ka ị ga-aghọta,
Phosphoric acid, Ndị na-emepụta PHOSPHORIC ACID, ndị na-emepụta phosphoric acid, eji phosphoric acid mee ihe,
Njirimara physicochemical:
1. Mmiri mmiri na-enweghị agba, enweghị isi mgbakasị
2.Melting ebe 42 ℃; esi esi 261 ℃.
3.Miscible na mmiri ọ bụla ruru
Nchekwa:
1. Chekwaa n'ụlọ nkwakọba ihe dị jụụ, ikuku.
2. Wepụ n'ebe ọkụ na isi mmalite okpomọkụ.
3. A na-emechi ngwugwu ahụ.
4. Ekwesịrị ịchekwa ya iche site na ngwa ngwa (ọkụ) combustible, alkalis, na ntụ ntụ na-arụ ọrụ, ma zere nchekwa nchekwa.
5. Ebe nchekwa ahụ kwesịrị ịkwado ya na ihe ndị kwesịrị ekwesị iji nwee ntanye.
Phosphoric acidmaka Industrial ojiji
Nkọwapụta ogo (GB/T 2091-2008)
| Ihe nyocha | nkọwapụta | |||||
| 75% nke phosphorus | ||||||
| Super ọkwa | Ọkwa mbụ | Ọkwa nkịtị | Super ọkwa | Ọkwa mbụ | Ọkwa nkịtị | |
| Agba/Hazen ≤ | 20 | 30 | 40 | 30 | 30 | 40 |
| Phosphoric acid (H3PO4), w/% ≥ | 86.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 |
| Chloride (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 |
| Ígwè (Fe), W/% ≤ | 0,002 | 0,002 | 0,005 | 0,002 | 0,002 | 0,005 |
| Arsenic (As), w/% ≤ | 0,0001 | 0,003 | 0.01 | 0,0001 | 0,005 | 0.01 |
| Ọla dị arọ (Pb), w/% ≤ | 0.001 | 0,003 | 0,005 | 0.001 | 0.001 | 0,005 |
Ihe mgbakwunye nri phosphoric acid
Nkọwapụta ogo (GB/T 1886.15-2015)
| Ihe | nkọwapụta |
| Phosphoric acid (H3PO4), w/% | 75.0-86.0 |
| Fluoride (dị ka F)/(mg/kg) ≤ | 10 |
| Ọdụdọ dị mfe (dị ka H3PO3), w/% ≤ | 0.012 |
| Arsenic (As)/(mg/kg) ≤ | 0.5 |
| Ọla dị arọ (dị ka Pb) / (mg/kg) ≤ | 5 |
Jiri:
Iji ọrụ ugbo: ihe eji eme nri phosphate na nri nri
Eji ụlọ ọrụ eme ihe: akụrụngwa akụrụngwa
1.Chebe metal site na corrosion
2.Mixed na nitric acid dị ka chemical polishing agent to melite elu imecha nke metal
3.Material nke phosphatide nke a na-eji na-emepụta ngwaahịa na ụmụ ahụhụ
4.The mmepụta nke phosphorus nwere flameretardant ihe.
Ihe mgbakwunye nri na-eji: ekpomeekpo acid, Yeast Nutri-ents,, dị ka coca-cola.
Iji ọgwụ eme ihe: iji mepụta ọgwụ nwere phos-phorus, dị ka Na 2 Glycerophosphat.
Na ụlọ ọrụ kemịkalụ, phosphoric acid bụ ihe dị oke mkpa, mana n'eziokwu, phosphoric acid dịkwa oke mkpa ịghọta ihe dị iche! Dịka ọmụmaatụ, kedu ihe dị iche n'etiti ọkwa nri na ọkwa mmepụta ihe phosphoric acid na usoro eji eme ihe?
Ọdịnaya nke nri na ọkwa ụlọ ọrụ phosphoric acid ruru 85% na 75%. A na-ejikarị phosphoric acid ọkwa ụlọ ọrụ eme ihe na ụlọ ọrụ kemịkalụ, gụnyere mbipụta textile, ịsacha mmepụta, ihe nrụpụta osisi, metallurgy na ụlọ ọrụ ọla ndị ọzọ; Enwere ike iji acid phosphoric nke nwere ọkwa nri na-atọ ụtọ nri ụbọchị niile dị ka ngwaahịa mmiri ara ehi, ime mmanya, shuga na mmanụ esi nri.
Gịnị bụ isi ngwa nke nri ọkwa phosphoric acid?
1. Enwere ike iji ya dị ka ihe mgbakwunye nri, dị ka citric malic acid na ihe ndị ọzọ na-ekpo ọkụ acid, ọ na-arụkwa ọrụ ya dị ka ihe eji eme ihe maka yist na phosphate na isi nri.
2. Ndị hụrụ mmanya n'anya ekwesịghị ịbụ onye ọhụrụ na phosphoric acid! Mgbe ị na-emepụta ihe, phosphoric acid nwere ike inye nri na-edozi ahụ na yist, nke na-egbochi uto nke nje bacteria; N'ime usoro ime biya, ọ nwekwara ike rụọ ọrụ dị mma nke lactic acid iji dozie uru PH!
3. Mmiri mmiri dị ugbu a dị ezigbo mkpa, na phosphoric acid nwekwara ike iji dị ka akụrụngwa akụrụngwa nke ọnụ ọgụgụ ihicha ihe na mmiri softeners, na-enye anyị mmiri dị ọcha karị.
Acid phosphoric nke ụlọ ọrụ dị mgbagwoju anya karị, mana a na-ejikwa ya karịa:
1. Phosphoric acid ga-enwerịrị ọnọdụ na ụlọ ọrụ igwe. Ọ bụrụ na ịchọrọ ịme elu igwe nke mmepụta ma jiri ihe dị nro ma mara mma, phosphoric acid ga-adị mkpa. Mgbe na kọntaktị na metal, ọ pụrụ inyere n'elu mmiri insoluble phosphate film, ọbụna na ụdi ọrụ, ibelata ohere nke metal corrosion.
2. Ikike nhicha nke phosphoric acid na-eleghara ọtụtụ ndị anya n'ezie. N'ime ụlọ ọrụ na-ebi akwụkwọ, enwere ike iji ya na mmiri mmiri na-ehicha ihe iji nyere aka wepụ ihe ndị dị na efere nkwụsị kpamkpam, ọ pụkwara ịghọ akụkụ nke ihe mgbakwunye detergent na ụlọ ọrụ kemịkalụ kwa ụbọchị!
3. Tụkwasị na nke ahụ, ọ nwekwara ebe nke ya na-emeziwanye ndụ ọrụ nke ọkụ ọkụ, batrị electrolytes na ọbụna na-ejikarị ngwaahịa nlekọta anụ ahụ na ihe ịchọ mma.
