4-Hydroxybenzoic Acid CAS 99-96-7 Maʻemaʻe ≥99.5% Factory High Quality

ʻO ka wehewehe pōkole:

Inoa: 4-Hydroxybenzoic Acid (Polymer Grade)

CAS: 99-96-7

Maʻemaʻe: ≥99.5%

ʻAno: Pada Crystalline Keʻokeʻo

ʻO ke kūlana kiʻekiʻe, ka hana kālepa

Ninau: alvin@ruifuchem.com


Huahana Huahana

Nā Huahana Pili

Huahana Huahana

wehewehe:

Mea Manufacturer Supply, High Purity, Commercial Production
Inoa Kemika: 4-Hydroxybenzoic Acid
CAS: 99-96-7

Na Waiwai Kemika:

Inoa Kimia 4-Hydroxybenzoic Acid (Polymer Grade)
Nā huaʻōlelo like p-Hydroxybenzoic Acid;PHBA;Para Hydroxy Benzoic Acid;p-Salicylic Acid
Helu CAS 99-96-7
Helu CAT RF-PI407
Kūlana Kūʻai Ma ka waihona, hoʻonui ʻia a hiki i nā tona
ʻAno Molekala C7H6O3
Kaumaha Molekala 138.12
Brand Ruifu Chemical

Nā kikoʻī:

'ikamu Nā kikoʻī
Ka nana aku Pauda Crystalline Keʻokeʻo
Maemae ≥99.5%
Lae hehee 214.0 ℃~217.0 ℃
ʻala ʻAʻala ʻole
Solubility Mākaʻikaʻi a ʻaʻa
ʻO ka hiki ʻole o ka Methanol ≤50ppm
Māmā (KF) ≤0.20%
kala (Pt-Co) ≤15
Lehu Sulfate ≤0.02%
Sulfat (SO4) ≤50ppm
Klorida (Cl) ≤50ppm
Phenol ≤0.01%
Salicylic acid ≤0.02%
4-Hydroxyisophthalic Acid ≤500ppm (HIPA)
Pāuma (K) ≤10ppm
Sodium (Na) ≤10ppm
Hao (Fe) ≤10ppm
Kalsium+Magnesium (Ca+Mg) ≤5ppm
Kūlana hoʻāʻo ʻOihana Kūlana
Hoʻohana Nā Kūwaena Lapaʻau

Pūʻolo a me ka waiho ʻana:

Pūʻolo: ʻOmole, ʻeke ʻeke Aluminum, 25kg / pahu pahu pahu, a i ʻole e like me ka makemake o ka mea kūʻai aku.

Kūlana mālama:E mālama i loko o nā pahu i hoʻopaʻa ʻia ma kahi maloʻo a maloʻo;Pale mai ka māmā, ka makū.

Pono:

1

FAQ:

Noi:

ʻO 4-Hydroxybenzoic Acid, i ʻike ʻia hoʻi me ka p-Hydroxybenzoic acid (PHBA) CAS 99-96-7, he waikawa monohydroxybenzoic, kahi derivative phenolic o ka waikawa benzoic.He paʻa keʻokeʻo keʻokeʻo i hiki ke hoʻoheheʻe iki ʻia i ka wai a me ka chloroform akā ʻoi aku ka paʻakikī i loko o nā mea hoʻoheheʻe polar organik e like me ka ʻona a me ka acetone.ʻO 4-Hydroxybenzoic Acid ka mea i ʻike mua ʻia ma ke kumu no ka hoʻomākaukau ʻana i kāna esters, i kapa ʻia ʻo parabens, i hoʻohana ʻia e like me nā preservatives i nā mea hoʻonaninani a me kekahi mau hopena ophthalmic.He isomeric me 2-hydroxybenzoic acid, i kapa ʻia ʻo salicylic acid, kahi precursor i ka aspirin, a me 3-Hydroxybenzoic acid.Hoʻohana ʻia ka 4-Hydroxybenzoic Acid ma ke ʻano he waena no nā mea hoʻonaninani, antiseptics a me nā mea lāʻau lapaʻau ikaika.Hoʻohana ʻia ia ma ke ʻano he mea mālama meaʻai, corrosion inhibitor, anti-oxidant a me kahi emulsifier.Hoʻopili ia me ka 6-hydroxynaphthalene-2-carboxylic acid e hoʻomākaukau ai i ka polyester aromatic i kapa ʻia ʻo Vectran fiber.Hana ia ma ke ʻano he precursor e hoʻomākaukau i ka p-hydroxyphenylbenzoate, p-acetoxybenzoyl chloride a me 4,4'-Dihydroxybenzophenone.Eia kekahi, hoʻohana ʻia ia i nā mea hoʻohui pena, nā mea hoʻohui uhi, nā mea kōkua hana, nā uila a me nā huahana uila.Ma waho aʻe o kēia, hana ia ma ke ʻano he preservative i nā mea hoʻonaninani a me kekahi mau hopena ophthalmic.ʻO ka 4-Hydroxybenzoic Acid he mea koʻikoʻi kālepa koʻikoʻi.

  • E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou