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ʻO ka hydrogen peroxide

Inoa Kemika: Hydrogen Peroxide
Helu CAS: 7722-84-1
Formula Molekala: H₂O₂
Kaumaha Molekala: 34.01 g/mol
ʻAno: Wai ʻole kala, moakāka, ʻala ʻole (haʻahaʻa ka nui) a i ka wai mānoanoa iki (kiʻekiʻe ka nui)
Nā Hoʻohuihui Maʻamau: 3% (hale/lāʻau lapaʻau), 30% (ʻoihana), 50-70% (ʻoihana maʻemaʻe kiʻekiʻe)
He mea hoʻoheheʻe ikaika akā maʻalahi ka hydrogen peroxide (H₂O₂) i ʻike ʻia no kona hiki ke palaho i loko o ka wai (H₂O) a me ka oxygen (O₂) - me ka waiho ʻole ʻana i nā koena ʻawahia. ʻO kēia ʻano aloha kaiapuni, i hui pū ʻia me kona mau waiwai hoʻoheheʻe ikaika, e lilo ia i mea nui ma nā ʻāpana home, lāʻau lapaʻau, ʻoihana, a me ka mahiʻai. Loaʻa ia i nā ʻano i hana kūikawā ʻia e hoʻokō i nā pono noi kikoʻī, mai ka mālama ʻeha mālie a hiki i ka hana ʻoihana kaumaha.

    ʻIke Huahana

    Inoa Kemika: Hydrogen Peroxide
    Helu CAS: 7722-84-1
    Formula Molekala: H₂O₂
    Kaumaha Molekala: 34.01 g/mol
    ʻAno: Wai ʻole kala, moakāka, ʻala ʻole (haʻahaʻa ka nui) a i ka wai mānoanoa iki (kiʻekiʻe ka nui)
    Nā Hoʻohuihui Maʻamau: 3% (hale/lāʻau lapaʻau), 30% (ʻoihana), 50-70% (ʻoihana maʻemaʻe kiʻekiʻe)
    He mea hoʻoheheʻe ikaika akā maʻalahi ka hydrogen peroxide (H₂O₂) i ʻike ʻia no kona hiki ke palaho i loko o ka wai (H₂O) a me ka oxygen (O₂) - me ka waiho ʻole ʻana i nā koena ʻawahia. ʻO kēia ʻano aloha kaiapuni, i hui pū ʻia me kona mau waiwai hoʻoheheʻe ikaika, e lilo ia i mea nui ma nā ʻāpana home, lāʻau lapaʻau, ʻoihana, a me ka mahiʻai. Loaʻa ia i nā ʻano i hana kūikawā ʻia e hoʻokō i nā pono noi kikoʻī, mai ka mālama ʻeha mālie a hiki i ka hana ʻoihana kaumaha.

    Nā Waiwai Koʻikoʻi a me nā Pōmaikaʻi

    Waiwai Nā kikoʻī Pōmaikaʻi Koʻikoʻi
    Ka Mana Hoʻomakeʻe 1.77 V (hiki ke hoʻohana ʻia ka electrode maʻamau) Hoʻopau pono i nā mea haumia organik/inorganic; pepehi i nā pathogens (bacteria, viruses, fungi)
    Ka hiki ke hoʻoheheʻe ʻia Hiki ke hui pū ʻia me ka wai ma nā ʻāpana āpau Maʻalahi e hoʻoheheʻe i nā ʻano i makemake ʻia; kūpono me nā ʻano hana wai
    ʻAno Hoʻohaumia Paʻa i ka mahana o ka lumi (ke mālama pono ʻia); palaho me ka wela/mālamalama/mea hoʻoulu (e laʻa, MnO₂) Hoʻokuʻu i ka oxygen no ka hoʻoulu ʻana (e like me ka mālama ʻana i ka wai ʻino) me ka ʻole o nā huahana ʻawahia
    pH (30% Wai hoʻonā) ~4.0 (ʻakika iki) Hoʻēmi i ka pala o nā mea kūpono; hoʻonui i ke kūpaʻa i ka wā e mālama ai
    Maʻemaʻe (Pae ʻOihana) ≥99.5% (koe naʻe ka wai; haʻahaʻa ka nui o ka metala kaumaha: ≤5 ppm Pb) Hōʻoia i ka hana mau; pale i nā haumia e hoʻopilikia i nā kaʻina hana

    Nā Waiwai Koʻikoʻi a me nā Pōmaikaʻi

    Waiwai
    Nā kikoʻī
    Pōmaikaʻi Koʻikoʻi
    Ka Mana Hoʻomakeʻe
    1.77 V (hiki ke hoʻohana ʻia ka electrode maʻamau)
    Hoʻopau pono i nā mea haumia organik/inorganic; pepehi i nā pathogens (bacteria, viruses, fungi)
    Ka hiki ke hoʻoheheʻe ʻia
    Hoʻohuihui ʻia me ka wai ma nā ʻāpana āpau
    Maʻalahi e hoʻoheheʻe i nā ʻano i makemake ʻia; kūpono me nā ʻano wai
    Ke ʻano o ka palaho ʻana
    Paʻa i ka mahana o ka lumi (ke mālama pono ʻia); palaho me ka wela/mālamalama/mea hoʻoulu (e laʻa, MnO₂)
    Hoʻokuʻu i ka oxygen no ka hoʻoulu ʻana i ka ea (e like me ka mālama ʻana i ka wai ʻino) me ka ʻole o nā huahana ʻawahia
    pH (30% Wai hoʻonā)
    ~4.0 (ʻakika iki)
    Hoʻēmi i ka pala o nā mea kūpono; hoʻonui i ke kūpaʻa i ka wā e mālama ai
    Maʻemaʻe (Pae ʻOihana)
    ≥99.5% (koe naʻe ka wai; haʻahaʻa ka nui o ka metala kaumaha: ≤5 ppm Pb)
    Hōʻoia i ka hana mau; pale i nā haumia e hoʻopilikia i nā kaʻina hana

    Nā Hoʻohana Maʻamau

    ʻO ka hiki ke hoʻololi iā H₂O₂ e lilo ia i mea nui loa ma nā ʻoihana like ʻole, me ka noʻonoʻo e kuhikuhi ana i ka hihia hoʻohana:
    3.1 Lapaʻau a me ka mālama ola kino (3-6% mau ʻano)
    Hoʻomaʻemaʻe ʻeha: Hoʻohana nui ʻia kahi hopena 3% e hoʻomaʻemaʻe i nā ʻoki liʻiliʻi, nā ʻōpala, a me nā kuni - e hoʻomake ana i nā pathogens me ka hana ʻana i kahi pale pale e kūʻē i ka maʻi.
    Hoʻomaʻemaʻe Waha: Hoʻohui ʻia i nā holoi waha e hōʻemi i ka plaque, pepehi i nā bacteria hanu ʻino, a hoʻokeʻokeʻo i nā niho (i loko o nā ʻano hana i kāohi ʻia).
    Hoʻomaʻemaʻe i nā Lako Lapaʻau: Hoʻopau nā hopena haʻahaʻa i nā mea hana ʻaʻole invasive (e like me nā thermometers, nā mea hana niho) me ka ʻole o ka hōʻino ʻana i nā ʻili.
    3.2 Nā Waiwai Hale a me nā Mea Kūʻai (3-10% Concentrations)
    Hoʻokeʻokeʻo ʻana i nā lole holoi: He koho ʻoluʻolu i ka bleach chlorine; hoʻokeʻokeʻo i nā lole (pulupulu, olonā) a wehe i nā ʻōpala organik (kofe, kī, koko) me ka ʻole o ka mae ʻana o nā kala.
    Hoʻomaʻemaʻe ʻIli: Hoʻomaʻemaʻe i nā countertops kīhini, nā mea hana lumi ʻauʻau, a me nā papahele - kūpono i ka ʻōpala, ka mildew, a me nā bacteria i lawe ʻia e ka meaʻai (e like me E. coli, Salmonella).
    Mālama Lauoho: Hoʻohana ʻia i nā ʻano hoʻokeʻokeʻo lauoho (6-10% ka nui) e hoʻomāmā i ka lauoho ma o ka hoʻoheheʻe ʻana i ka melanin.
    3.3 Hana Hana ʻOihana (30-70% o nā ʻAno Kūikawā)
    Ka Hoʻokeʻokeʻo ʻana i ka Pepa a me ka Pulp: ʻO ka hoʻohana ʻoihana nui loa - 30-50% H₂O₂ e hoʻokeʻokeʻo i ka pulp lāʻau no ka pepa kiʻekiʻe (e laʻa, ka ʻiʻo, ka pepa paʻi) me ka ʻole o nā huahana chlorine ʻawahia.
    Hana ʻana i nā lole: Hoʻokeʻokeʻo i nā olonā kūlohelohe (pulupulu, hulu hipa) a me nā olonā synthetic (polyester); hoʻomaikaʻi i ke keʻokeʻo o ka lole a me ke kūpaʻa o ke kala ma mua o ka hoʻoluʻu ʻana.
    Ka Hoʻōla ʻana i ka Wai ʻŌpala: Hoʻopau i nā mea haumia organik (phenols, dyes, cyanide) a hoʻemi i nā pae COD/BOD; hoʻokuʻu i ka oxygen e hoʻoikaika i ka hana bacteria aerobic.
    Nā mea uila: Hoʻomaʻemaʻe ka H₂O₂ i nā wafers semiconductor ma ke ʻano kiʻekiʻe (70%) - wehe i nā oxides o ka ʻili a me nā mea haumia e hōʻoia i ka hana pololei o ka chip.
    3.4 Mahiʻai (10-30% mau ʻano)
    Hoʻomaʻemaʻe Lepo: Pepehi nā hopena i hoʻoheheʻe ʻia i nā pathogens i lawe ʻia e ka lepo, nā nematodes, a me nā hua nāhelehele; hoʻomaikaʻi ka hoʻokuʻu ʻana o ka oxygen i ka ea o ka lepo no ka ulu ʻana o ke aʻa.
    Palekana i nā mea kanu: Hoʻoikaika nā pīpī haʻahaʻa i ke kūpaʻa o nā mea kanu i nā maʻi fungal (e like me ka pauka mildew) a hana ma ke ʻano he mea hoʻoulu ulu kūlohelohe.

    Palekana a me ka Hoʻokō

    4.1 Nā Kuhikuhi Hana
    Nā Lako Palekana Pilikino (PPE): No nā ʻano ≥30%, e ʻaʻahu i nā mīkina lima pale kemika (nitrile), nā maka aniani palekana, a me kahi ʻaʻahu lab - e pale i ka pili ʻana o ka ʻili/maka (hiki ke puhi).
    Ka Mālama ʻana: E mālama i kahi anuanu, pouli, a me kahi ea maikaʻi; e hoʻohana i nā ipu HDPE a i ʻole nā ​​ipu aniani opaque (hoʻolalelale ka mālamalama i ka palaho). E hoʻokaʻawale mai nā wahie, nā waikawa, a me nā metala (e laʻa, ka hao, ke keleawe) e pale aku i nā hopena ulia pōpilikia.
    Kōkua Mua: Inā pili, e holoi i ka ʻili/maka me ka wai anuanu no 15+ mau minuke; pono e mālama koke ʻia ke olakino inā e ale ʻia.
    4.2 Hoʻokō kānāwai
    FDA (US): Ua ʻāpono ʻia no nā noi pili i ka meaʻai (e laʻa, ka hoʻomaʻemaʻe ʻana i nā lako hana meaʻai) a me ka hoʻohana lapaʻau ma luna o ke kūʻai aku (OTC) (3% nā hopena mālama ʻeha).
    REACH (EU): Ua kāinoa ʻia ma lalo o REACH; kūlike me nā kapu ma luna o nā mea haumia metala kaumaha no ka hoʻohana ʻana o ka ʻoihana a me ka mea kūʻai aku.
    OSHA (US): Ka palena hōʻike hana (OEL) i hoʻonohonoho ʻia ma 1 ppm (8-hola TWA) e pale i nā limahana e lawelawe ana i nā ʻano kiʻekiʻe.
    Nā Kūlana ISO: Kū kā mākou H₂O₂ papa ʻoihana i ka ISO 8413 (nā kikoʻī no ka hydrogen peroxide) a me ISO 9001 (hoʻokele maikaʻi).

    Nā mea nui o ka pepa ʻikepili loea (TDS)

    Palena 3% Papa Lapaʻau 30% Papa Hana ʻOihana ʻAno Hoʻāʻo
    Hoʻāʻo (ʻIke H₂O₂) 2.5 - 3.5% 29.0 - 31.0% Ka hoʻohuihui ʻana o ka potassium permanganate
    Ka nui o ka metala kaumaha (Pb) ≤1 ppm ≤5 ppm ʻAtomic Absorption Spectroscopy (AAS)
    ʻAkika Manuahi (e like me H₂SO₄) ≤0.02% ≤0.04% Ka hoʻokaʻawale ʻana o ka sodium hydroxide
    Ka nui (20°C) 1.01 g/cm³ 1.11 g/cm³ Hydrometer/densitometer
    Paʻa (6 mahina) ≥95% paʻa ≥90% paʻa Ka mālama ʻana ma 25°C (nā kūlana pōʻeleʻele)

    No ke aha e koho ai i kā mākou Hydrogen Peroxide?

    Nā Hoʻohuihui Kūpono: Hāʻawi mākou i nā māka 3% (lapaʻau/hale), 30% (ʻoihana), a me 50-70% (maʻemaʻe kiʻekiʻe) e kūlike me kāu mau pono kikoʻī.
    Nā Hana Hoʻohuihui Ultra-Pure: ʻO nā pae metala kaumaha haʻahaʻa a me nā pae haumia e hōʻoia i ka launa pū ʻana me nā kaʻina hana koʻikoʻi (e laʻa, nā mea uila, nā lāʻau lapaʻau).
    Lako Paʻa: Hōʻoia kā mākou mau hale hana (mana makahiki: 100,000 tons) i ka lawe ʻana i ka manawa kūpono no nā kauoha nui a me nā kauoha liʻiliʻi.
    Aloha Kaiapuni: Hoʻopau i loko o ka wai a me ka oxygen — kākoʻo i nā pahuhopu hoʻomau (e laʻa, ke pani ʻana i nā kemika i hoʻokumu ʻia i ka chlorine).
    Kākoʻo ʻenehana: Hāʻawi kā mākou hui o nā kemika i ke alakaʻi no ka hoʻoheheʻe ʻana, ka mālama ʻana, a me ka hoʻonui ʻana i ka noi.

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