E hoʻomanaʻo i ka "mea kūʻai aku, ʻoi aku ka maikaʻi", hana mākou me kā mākou mea kūʻai aku a hāʻawi iā lākou i nā lawelawe kūpono a me ka ʻoihana no 4021 Water Filter Membrane Factory Supply No Reverse Osmosis Pure Water, Manaʻo mākou i ka ʻoi aku ka maikaʻi ma mua o ka nui. Ma mua o ka hoʻokuʻu ʻia ʻana i ka lauoho, aia ka nānā ʻana i ka mana maikaʻi i ka wā o ka mālama ʻana e like me nā kūlana maikaʻi loa o ka honua.
E hoʻomanaʻo i ka "mea kūʻai aku, ʻoi aku ka maikaʻi", hana pū mākou me kā mākou mea kūʻai aku a hāʻawi iā lākou i nā lawelawe kūpono a ʻoihana no 4021 kānana wai membrane, Loaʻa ka maikaʻi maikaʻi mai ko mākou pili ʻana i kēlā me kēia kikoʻī, a ʻo ka ʻoluʻolu o ka mea kūʻai mai mai kā mākou hoʻolaʻa ʻoiaʻiʻo. Ke hilinaʻi nei i ka ʻenehana kiʻekiʻe a me ka maikaʻi o ka ʻoihana o ka launa pū ʻana, hoʻāʻo mākou i ka mea maikaʻi loa e hāʻawi i nā hopena maikaʻi aʻe a me nā lawelawe i kā mākou mea kūʻai aku, a makemake mākou a pau e hoʻoikaika i ka hoʻololi ʻana me nā mea kūʻai aku a me nā mea kūʻai aku a me ka hui pū ʻana, e kūkulu i kahi wā e hiki mai ana.
HUNATM ʻOihana RO Membranekūlana i nā hōʻailona maikaʻi loa ma Kina ma waena o ka ʻoihana membrane RO. Membrane RO 4021ua lanakila i ka hilinaʻi o nā tausani o nā ʻohana no ka hānai ʻana i ka wai hoʻomaʻemaʻe hilinaʻi ma luna o 10 mau makahiki. Hana ʻia kēlā me kēia membrane me ka palapala HID i kūkulu ʻia a nānā mua ʻia a hele i nā kaʻina hana paʻa a me ka nānā ʻana i ka maikaʻi o ka hale a me ka hoʻāʻo ʻana ma mua o ka lawe ʻana. Ua hōʻoia ʻia ʻo HID Membrane e ka SGS & China Jiangsu Sanitation Bureau wrt wai inu wai membrane element.

| Hoʻohālike | RT-2521 HF | RT-2540 HF | RT-4021 HF | RT-4040 HF | RT-8040 HF | |
| hana | Paʻa Desalination % | 98 | 98 | 98 | 99 | 99.3 |
| Min. Desalination % | 97 | 97 | 97 | 98 | 98.5 | |
| GPD Kahe Permeable (L/d) | 380(1300) | 780(2800) | 1000(3400) | 2800(9500) | 11000(41000) | |
| Wahi Kiʻiʻoniʻoni ʻeleu ft2(m2) | 13 (1.2) | 28 (2.6) | 36 (3.3) | 97 (9) | 400 (37) | |
| Nā Kūlana Hoʻāʻo | Paʻi | 100psi(0.7Mpa) | 225psi (1.55Mpa) | |||
| Wai Temp. | 25 ℃ | 25 ℃ | ||||
| Hoʻohui (NaCl) | 2000ppm | 2000ppm | ||||
| Wai PH | 6.5 a 7.5 | 6.5 a 7.5 | ||||
| Ka helu hoʻihoʻi % | 15 | 15 | ||||
| Nā Kūlana Hana | Max. Pumi hana | 600psi(4.2Mpa) | 600psi(4.2Mpa) | |||
| Max. Hanai Wai Temp. | 45 ℃ | 45 ℃ | ||||
| Max. ʻAi ʻAi ʻAi ʻAi ʻAi Paʻa Paʻa Wai (SDI) | 5 | 5 | ||||
| Hānai wai Klorine hoʻomanawanui | ||||||
| Hanai wai PH pae, hana mau | 3 a hiki i ka 10 | 3 a hiki i ka 10 | ||||
| Hanai Wai PH Lahui, Hoomaemae No ka Pokole | 2 a hiki i ka 12 | 2 a hiki i ka 12 | ||||
| Max. Hoʻoemi Paʻi o ka Membrane Hoʻokahi | 15psi(0.1Mpa) | 15psi (0.1Mpa) | ||||
1. Hoʻokumu ʻia ka nui o ka kahe permeate a me ka hōʻole ʻana i ka paʻakai ma nā kūlana hoʻāʻo: 25 ℃, PH 7.5, 20% hoʻihoʻi.
2. Hoʻopaʻa paʻakai hōʻole ʻia ka mea maʻamau i loko o 24-48 mau hola o ka hoʻohana mau ʻana, ma muli o nā ʻano wai hānai a me nā kūlana hana.
Hoʻohana nui ʻia ʻo HID RO Membranes i ka wai ultra-maʻemaʻe, kaʻina wai maʻemaʻe, ka wai hoʻoluʻu wai, ka wai paila, ka wai maʻemaʻe, ma loko o ka ʻoihana uila, ʻoihana optoelectronic, hana mīkini, ʻoihana kemika maikaʻi, lāʻau lapaʻau, meaʻai, a me ka ʻoihana inu, uhi ʻia, a me nā ʻoihana ʻē aʻe he nui.