Inoa Kemika:1,3-Dimethylurea

Formula Molekala:C3H8N2O

Kaumaha Molekala:88.11

ʻAno:

Helu CAS96-31-1

Nā kikoʻī

ʻAno: Keʻokeʻo Paʻa

Hoʻāʻo (HPLC): 95.0% min

Mahana Hoʻoheheʻe: 102°C min N-methyluren(HPLC) 1.0% max

Wai: 0.5% max

Hana a me nā Hiʻohiʻona：

ʻO nā mea waena lāʻau lapaʻau, hoʻohana ʻia hoʻi i ka hana ʻana o ka mea mālama fiber. Hoʻohana ʻia i ka lāʻau lapaʻau e synthesize i ka theophylline, caffeine a me ka nificaran hydrochloride.

Nā ʻAno Hoʻohana:

(1) ua hoʻokomo ʻia ke kinoea methylamine i loko o ka urea heheʻe, a ua omo ʻia ke kinoea ammonia i hoʻokuʻu ʻia a hoʻihoʻi ʻia. Ma hope o ka hoʻomaʻalili ʻia ʻana o ka huahana hopena, ua lawe ʻia i waho a ua hoʻopili hou ʻia.

(2) ua hoʻomākaukau ʻia ke kalapona ʻokikene ma o ka hopena catalytic gas-solid me ka monomethylamine.

(3) ka hopena o ka methyl isocyanate me kahi methylamine.

Pūʻolo a me ka Mālama ʻana

ʻO ka hoʻopili ʻana me ka ʻeke 25kg, a i ʻole E mālama wale i loko o ka pahu kumu ma kahi anuanu a me ka ea maikaʻi. E mālama mamao mai nā mea kūpono ʻole. Pono e akahele nā ​​pahu i wehe ʻiaua sila hou ʻia a mālama ʻia i luna e pale aku i ka liki ʻana. E pale i nā wā mālama lōʻihi.

Nā memo
ʻO ka ʻike huahana no ka ʻike wale nō, ka noiʻi a me ka ʻike. ʻAʻole mākou e kuleana a i ʻole ka hoʻopaʻapaʻa patent.
Inā he mau nīnau kāu i ka ʻenehana a i ʻole ka hoʻohana ʻana, e ʻoluʻolu e hoʻokaʻaʻike mai iā mākou i ka manawa.