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Ka hoʻohana ʻana i ka ferrous sulfate i ka sima
Hoʻohana nui ʻia ka Ferrous sulfate monohydrate ma ke ʻano he mea hoʻohaʻahaʻa i ka ʻoihana sima i mea e loaʻa ai kahi ʻike Cr(VI) ma lalo o 2 mg/L. I ka 30% monohydrated form, ferrous sulfate ka mea nui i hoʻohana ʻia e ka mākeke sima e hōʻemi i ka hexavalent chromium. ʻO kēia huahana ka mea ʻoi loa ka hilinaʻi a me ka maʻemaʻe e hiki ai i nā mea hana sima ke hoʻohana e pili ana i nā koho ʻē aʻe ma ka mākeke.
2020-11-13 -
OLELO HOOLAHA lohi
Ma muli o ka maʻi maʻi maʻi COVID-19, nā palena huakaʻi, a me ka maopopo ʻole o ka honua holoʻokoʻa, ua hoʻololi ʻo EUROTIER 2020 a me VIV ASIA 2021 i kāna kalena hōʻikeʻike e hoʻopaʻa i nā hōʻikeʻike kūloko kūleʻa i ka lā kūpono o 2021.
2020-11-13 -
HE PUNA PUNA HOU O RECH CHEMICAL
No ka hāʻawi ʻana i kahi lawelawe mea kūʻai aku ʻoi aku ka maikaʻi a ʻoi aku ka maikaʻi, ua hōʻano hou ʻo RECH CHEMICAL i ka mana hou o ka pūnaewele mai kēia manawa. Ke nānā nei i ke kākoʻo mai nā mea kūʻai aku e like me nā manawa a pau. E hāʻawi mau mākou i ka lawelawe maikaʻi loa.
2020-11-13