he aha ka ʻakika benzoic?
E ʻoluʻolu e nānā i ka ʻike
Ka inoa huahana: Benzoic acid
Ka helu CAS: 65-85-0
Kumu molekala: C7H6O2
Nā Waiwai: Ke aniani a i ʻole ke ʻano nilala, me ka ʻala benzene a me formaldehyde; hiki ke hoʻoheheʻe ʻia i ka wai; hiki ke hoʻoheheʻe ʻia i loko o ka ethyl alcohol, diethyl ether, chloroform, benzene, carbon disulfide a me carbon tetrachloride; helu hehee (℃): 121.7 ; wahi paila (℃): 249.2; Pumi mahu (kPa): 0.13(96 ℃); kiko uila (℃): 121; wela wela (℃): 571; palena pahū haʻahaʻa%(V/V): 11; helu hoʻopaʻapaʻa: 1.5397nD
He aha ka hoʻohana nui o ka waikawa benzoic?
Hoʻohana nui:ʻAka Benzoichoʻohana ʻia ma ke ʻano he mea bacteriostatic o ka emulsion, toothpaste, jam a me nā meaʻai ʻē aʻe; mordant o ke kala a me ka pai; waena o nā lāʻau lapaʻau a me nā mea hoʻonaninani; no ka hoʻomākaukauʻana i ka plasticizer a me ka meaʻala; mea kila antirust agent .
Papa kuhikuhi nui:
Mea maʻamau | pharmacopoeia Kina 2010 | British Pharmacopoeia BP 98—2009 | ʻAmelika Hui Pū ʻIa Pharmacopeia USP23—32 | mea hoʻohui meaʻai GB1901-2005 | E211 | FCCV | mea hoʻohui meaʻai NY/T1447-2007 |
helehelena | ʻeleʻele keʻokeʻo a i ʻole ke ʻano o ka nila | aniani kala ʻole a i ʻole ka pauka aniani keʻokeʻo | — | aniani keʻokeʻo | pauda aniani keʻokeʻo | ʻeleʻele keʻokeʻo a i ʻole ke ʻano o ka nila\ | aniani keʻokeʻo |
hōʻoia hōʻoia | ua hala | ua hala | ua hala | ua hala | ua hala | ua hala | ua hala |
maʻiʻo kumu maloʻo | ≥99.0% | 99.0-100.5% | 99.5-100.5% | ≥99.5% | ≥99.5% | 99.5%-100.5% | ≥99.5% |
ʻano hoʻoheheʻe | — | maopopo, maopopo | — | — | — | — | — |
mea hiki ke hoʻokahe ʻia | ua hala | ua hala | ua hala | ua hala | ua hala | ua hala | ua hala★ |
mea hiki ke kalapona | — | ʻaʻole ʻeleʻele ma mua o Y5 (melemele) | ʻaʻole ʻeleʻele ma mua o Q (ʻulaʻula) | ua hala | ua hala | ua hala | — |
metala kaumaha (Pb) | ≤0.001% | ≤10ppm | ≤10ug/g | ≤0.001% | ≤10mg/kg | — | ≤0.001% |
koena ma ka ignition | ≤0.1% | — | ≤0.05% | 0.05% | — | ≤0.05% | — |
wahi hehee | 121-124.5ºC | 121-124ºC | 121-123ºC | 121-123ºC | 121.5-123.5ºC | 121-123 ℃ | 121-123 ℃ |
pūhui chlorine | — | ≤300ppm | — | ≤0.014% | ≤0.07% () | — | ≤0.014%★ |
arsenic | — | — | — | ≤2mg/Kg | ≤3mg/kg | — | ≤2mg/Kg |
ʻakika phthalic | — | — | — | ua hala | — | — | ≤100mg/kg★ |
sulfate | ≤0.1% | — | — | ≤0.05% | — | — | |
poho ma ka maloo ana | — | — | ≤0.7% (makū) | ≤0.5% | ≤0.5% | ≤0.7% | ≤0.5% (makū) |
mercury | — | — | — | — | ≤1mg/kg | — | — |
alakai | — | — | — | — | ≤5mg/kg | ≤2.0mg/kg☆ | — |
biphenyl | — | — | — | — | — | — | ≤100mg/kg★ |
Papa/ikamu | papa haʻahaʻa | papa kiʻekiʻe |
helehelena | paʻa paʻa keʻokeʻo | keʻokeʻo a i ʻole melemele māmā paʻa |
maʻiʻo, % ≥ | 99.5 | 99.0 |
chromaticity ≤ | 20 | 50 |
helu hehee, ℃ ≥ | 121 |
Packaging: ʻeke polypropylene i ulana ʻia me ka ʻeke kiʻi polythene i loko
Hōʻike kikoʻī: 25kg, 850 * 500mm
No ke aha e hoʻohana ai i kaʻakika benzoic? Hana ʻia ka ʻakika Benzoic:
(1) Hoʻonui i ka hana o nā puaʻa, ʻoi aku ka maikaʻi o ka hoʻololi ʻana i ka hānai
(2) Mea mālama; ʻAiʻi antimicrobial
(3) Hoʻohana nui ʻia no ka antifungal a me ka antiseptic
(4) ʻO ka waikawa Benzoic kahi mea mālama hānai ʻano nui
Ua hoʻohana ʻia ʻo Benzoic acid a me kāna mau paʻakai no nā makahiki he nui i mea mālama
nā mea hana e ka ʻoihana meaʻai, akā i kekahi mau ʻāina e like me nā mea hoʻohui silage, ʻoi loa ma muli o ko lākou ikaika ikaika e kūʻē i nā ʻano like ʻole a me nā hū.
Ka manawa hoʻouna: Jul-18-2024