Nūhou
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He aha ka hana o ka sodium isethionate
ʻO ka sodium isethionate kahi paʻakai organik he mea koʻikoʻi ia i waena o nā lāʻau lapaʻau, nā mea hoʻonani a me nā kemika o kēlā me kēia lā. ʻO ka sodium isethionate kekahi inoa ʻē aʻe ʻo ka isethionic acid sodium salt, cas 1562-00-1. Hoʻonui ka sodium isethionate i ke kūpaʻa o ke ʻano hana, hoʻomaikaʻi i ka deterrability o ka wai paʻakikī...E heluhelu hou aku -
He aha ka hana a ka waikawa glycolic i kou ʻili
He aha ka waikawa glycolic? ʻO ka waikawa Glycolic, i ʻike ʻia hoʻi ʻo ka waikawa hydroxyacetic, he waikawa alpha-hydroxyl kala ʻole, ʻala ʻole i loaʻa pinepine mai ke kō. ʻO ka helu Cas ʻo 79-14-1 a ʻo kāna ʻano kemika ʻo C2H4O3. Hiki ke hoʻohui ʻia ka waikawa Glycolic. Ua manaʻo ʻia ka waikawa Glycolic he hygroscop...E heluhelu hou aku -
He aha ka polyglyceryl-4 oleate
ʻIke ka nui o nā mea kūʻai aku i kekahi mau mea hoʻonani e loaʻa ana ka "polyglyceryl-4 oleate" i kēia kemika, ʻaʻole maopopo e pili ana i ka pono a me ka hana o kēia mea, makemake e hoʻomaopopo i ka huahana e loaʻa ana ka polyglyceryl-4 oleate maikaʻi. Hoʻolauna kēia ʻatikala i ka pono, ka hana a me ka hopena o ka polyglyceryl-...E heluhelu hou aku -
He aha nā mea hana nui i loko o ka sunscreen
He mea pono ka pale lā no nā wāhine o kēia au i ka makahiki holoʻokoʻa. ʻAʻole hiki i ka pale lā ke hōʻemi wale i ka pōʻino o nā kukuna ultraviolet ma ka ʻili, akā pale pū i ka ʻelemakule ʻana o ka ʻili a me nā maʻi ʻili e pili ana. ʻO ka maʻamau, hana ʻia nā mea pale lā me ke kino, kemika, a i ʻole ka hui ʻana o nā ʻano ʻelua a me nā p...E heluhelu hou aku -
Pehea e pale ai iā ʻoe iho mai ka lā i ke kauwela
I kēia kauwela, ua hiki koke mai ka lā a me ke kiʻekiʻe o ka mahana, e hele ana ma ke alanui, he nui ka poʻe i nā lole pale lā, nā pāpale pale lā, nā umbrellas, nā aniani maka. ʻO ka pale ʻana i ka lā he kumuhana hiki ʻole ke pale ʻia i ke kauwela, ʻo ka ʻoiaʻiʻo, ʻaʻole wale ka ʻeleʻele, ka lā wela, akā e hoʻoulu ai i ka ʻelemakule o ka ʻili, ...E heluhelu hou aku -
He aha ka silica dimethyl silylate
ʻO Silica dimethyl silylate kahi ʻano kino calcified limu kahiko, he ʻano mea mineral kūlohelohe. He palekana a ʻaʻohe mea ʻawahia, a he mana adsorption ikaika kona iho, hiki ke "momi" i nā kinoea ʻino, e hoʻoheheʻe iā lākou i loko o ke kalapona ʻokikene ʻino ʻole no ke kino o ke kanaka, a...E heluhelu hou aku -
Hauʻoli lā Mei
Ua hiki mālie mai ka "May Day" makahiki. Ma kēlā me kēia kihi o ka ʻāina makuahine, me nā lima ʻelua e wehewehe i ke kuleana, me ka poʻohiwi e kākoʻo i ke kuleana, me ka lunamanaʻo e kākau i ka hoʻolaʻa ʻana, me ka hou e wehewehe i ke ola, e hoʻomaikaʻi iā mākou a puni ka poʻe haipule i ʻike ʻole ʻia,...E heluhelu hou aku -
He aha ka hoʻohana ʻia ʻana o ka benzophenone-4 i ka mālama ʻili
I kēia manawa, he nui nā koho a ka poʻe i ka mālama ʻili, ʻoi aku ma mua o 10 mau ʻano o nā mea hoʻohui sunscreen, akā ʻo kekahi mau huahana mālama ʻili e like me ka mālama ʻili e ʻoi aku ka hōʻeha ʻana i ko mākou ʻili. No laila pehea mākou e koho ai i nā huahana mālama ʻili kūpono no ko mākou ʻili? E kamaʻilio kākou e pili ana i ka benzophenone-4, he mea nui ia...E heluhelu hou aku -
He aha ka PCA Na
Me ka hoʻomohala ʻana o ka ʻepekema a me ka ʻenehana hou a me ka hoʻomaikaʻi ʻana i nā kūlana ola o kānaka, me he mea lā e piʻi aʻe ana nā koi no nā mea maka hoʻonaninani, a ʻo nā mea hoʻonaninani i loaʻa nā mea kūlohelohe e lilo nei i mea kaulana i waena o nā mea āpau. ʻO Tod...E heluhelu hou aku -
He aha ka mea maikaʻi no ka 3-O-Ethyl-L-ascorbic acid
Loaʻa i ka waikawa 3-O-Ethyl-L-ascorbic nā waiwai pālua o ka ʻaila hydrophilic a he paʻa loa ke kemika. ʻO ka waikawa 3-O-Ethyl-L-ascorbic, helu cas 86404-04-8, he waiwai oleophilic a hydrophilic hoʻi ma ke ʻano he derivative vitamin C, kahi e hoʻonui ai i kona laulā o ka noi, ʻoi aku hoʻi i ka kemika o kēlā me kēia lā...E heluhelu hou aku -
He aha ka paʻakai Glycyrrhizic Acid Ammonium
ʻO ka paʻakai ammonium waikawa Glycyrrhizic, kristal nila keʻokeʻo a i ʻole ka pauka crystalline, he ʻono ikaika, 50 a 100 mau manawa ʻoi aku ka ʻono e like me ka sucrose. Heheʻe kiko 208 ~ 212 ℃. Hoʻoheheʻe ʻia i ka ammonia, ʻaʻole hoʻoheheʻe ʻia i ka waikawa acetic glacial. He ʻono ikaika ka paʻakai ammonium waikawa Glycyrrhizic a he 200 mau manawa ʻono ...E heluhelu hou aku -
He aha ka mea e hoʻohana ʻia ai ka polyethylenimine
He polymer wai-hoʻoheheʻe ʻia ka Polyethylenimine (PEI). ʻO ka nui o ka wai i loko o nā huahana kalepa he 20% a 50%. Hoʻopili ʻia ʻo PEI mai ka monomer ethylene imide. He polymer cationic ia e ʻike pinepine ʻia he wai kala ʻole a melemele a paʻa paha me nā ʻano kaumaha molekala like ʻole a...E heluhelu hou aku