Thiourea
Thilri zohfelnak
Chemical min: Thiourea…
CAS Nambar: 62-56-6�
Molecular Formula: CH4N2S
Molecule rit: 76.12 g/mol
A muisam: A rangmi crystalline powder asiloah prills; rim a ngei lomi asiloah ammonia bantuk rim tlawmpal a ngeimi
A cawh khawhnak: Ti ah a cawh khawh tuk (20°C ah 137 g/L), ethanol ah a cawh khawh, ether le acetone ah tlawmpal a cawh khawh.
Thiourea cu urea bantuk dirhmun a ngeimi (oxygen atom kha sulfur in a thlengmi) a biapi mi organic sulfur compound a si. A dang tein a ummi chemical reactivity a langhter, cu nih cun thilri sernak, lo tuahnak le laboratory riantuannak ah a phunphun in hman khawhmi thilri le chapmi ah a ser. A fekmi taksa sining le uk khawhmi lehrulhnak he, hmannak phunphun caah a fekmi tthatnak phunglam a tlinh.
A biapi mi thilri le thatnak
| Ngeihmi thilri | A konglam | A hrampi ṭhatnak |
| A linnak hmun | 176 - 178°C (180°C cung ah a rawk) | A tlangpi in riantuannak lumnak chung ah lumnak fek tein um khawhnak, a caan hlan ah rawhnak hrial khawhnak |
| pH man (1% ti cawhmi) | 6.0 - 7.5 | Neutral in tlawmpal acidic tiang, rawhnak le pH tlukruannak a chuahter lomi substrate tam deuh he aa tlak |
| Thianhlimnak (min) | 99.0% (riantuannak ttha); 99.5% (sii phun) | Thianhlimnak sang nih thilri riantuan ning a hnorsuan khomi asiloah a dang thil a chuahter khomi thurhnawmhnak a zorter |
| Thir rit aa telmi (a tam bik) | 10 ppm (Pb, Cd, Hg dihlak) | Pawngkam le himnak phunglam a tlinh, rawl he pehtlaihnak asiloah sii he aa pehtlaimi hmannak caah aa tlak |
| Hygroscopicity | A niam (innchung lumnak ah ti tlawmte lawng a lak) | A tlawm tein chiah le tlaih a fawi, caan saupi chung a tthatnak aa khatmi a si |
A tlangpi in hmanmi
Thiourea a dang tein a ummi chemical sining (tahchunhnak ah, thir he aa pehtlaimi thil ser khawhnak, zorternak thilri bantukin rian a ttuan khawhnak, le heterocyclic sernak ah aa tel khawhnak) nih riantuannak phunphun ah a herhmi a siter:
3.1 Riantuannak le Thir sernak
Thir thianhnak le thlennak: Sui le ngun thletnak ah (tahchunhnak ah, cyanide tel loin sui chuahnak ah) lungvar chungin thir mansung pawl thletnak caah a harmi thilri ah hman a si. Nickel, dar, le zinc electroplating ah a ceutertu le a fekmi ah rian a ttuan, a tleunak aa khatmi le a tleumi a tthanter.
Rawkralnak khamnak: Thir cung ah huhphenhnak zukcawl sernak caah riantuannak hmun lumternak, thlihrannak cawhnuk, le thir riantuannak ti ah chap a si, thir le acid rawkralnak a kham.
3.2 Chemical sernak
Sii le loram chemicals: Sulfonamides (bacteria thahnak sii), thyroid hormones, le thinghnah thahnak sii (tahchunhnak ah, thlaici ah thinghnah thahnak caah thiourea-based rungrul thahnak sii) chuahnak ah a biapi mi a karlak thilri.
Dye & Pigment Manufacturing: Thiazole le imidazole derivatives sernak caah hmanmi a si, cu hna cu azo dyes le organic pigments (tahchunhnak ah, thilpuan, plastic, le ink caah) ah a biapi tukmi thilri an si.
Rubber Industry: Vulcanization a rangtertu le a remhtu ah rian a ttuan, mawtaw kedan, seal le rubber thilri ah rubber tthawnnak, lum tuar khawhnak le tarnak tuar khawhnak a ṭhanchoter.
3.3 Laboratory & Specialty hmannak…
Hlathlainak Chemistry: A harmi sernak in thir rit (tahchunhnak ah, 铋、selenium) hmuh khawhnak le zat tuak khawhnak caah reagent ah hman a si.
Hmanthlak: A sen le a sen hmanthlaknak ah remhtu le zortertu ah rian a ttuan, hmanthlak pawl kha a fekmi le a lang lomi ngun halides pawl a hloh.
Himnak & Zulhphung
4.1 Himnak Lamhruainak
Hmannak: Leidip thawchuah asiloah vun/mit direct in tawngh hrial. Thli a lut ttha lonak hmun ah leidip a luh khawh lomi mithmaihuh, nitrile kutdonghrolh, le thawchuahnak hmaikhuh (N95 asiloah a cunglei) i hruk. I tongh hnu ah ti le savun in kut kha ttha tein i tawl.
Chiahnak: A lummi, a ro, thli a lut khomi thil chiahnak inn ah a tthawngmi acid (tahchunhnak ah, hydrochloric acid), oxidizing agents (tahchunhnak ah, hydrogen peroxide), le meikhu in a hlatnak hmun ah chiah. Ti a luh khawhnak le a thurhnawmhnak khamnak caah kharmi HDPE asiloah fiber drums hmang.
Hlonh: Thilri asiloah hman lomi thiourea kha pawngkam zohkhenhnak phunglam ningin hlonh (tahchunhnak ah, ttihnung a si lomi riantuannak thilri bantukin; vawlei asiloah ti chungah hlonh hrial).
4.2 Phunglam zulhphung
REACH Phunglam (EU) he aa tlak (REACH SVHC cazin tangah khumh a si, riantuannak caah khamnak a um lo).
FDA Phunglam a tlinh (rawl he aa pehtlaimi hmannak caah, tahchunhnak ah, rawl sernak thilri ah rawkralnak khamnak caah).
Sii sernak ah hman dingmi USP/NF Phunglam (sii phun) he aa tlak.
Thilchuah ningcang caah ISO 9001 (tthatnak zohkhenhnak) le ISO 14001 (pawngkam zohkhenhnak) in fehtermi a si.
Technical Data Sheet (TDS) Highlights
| Parameter | Chawlehthalnak tthanchonak | Sii phun | Hneksaknak Lam |
| Thianhlimnak | ≥99.0% | ≥99.5% | A sangmi - Riantuannak Ti Chromatography (HPLC) |
| Ti aa telmi | ≤0.5% | ≤0.3% | Karl Fischer Titration |
| Ash chunglei | ≤0.1% | ≤0.05% | Gravimetric hlathlainak |
| Thir (Fe) | ≤5 ppm | ≤2 ppm | Atomic Absorption Spectroscopy (AAS) |
| Ti chung i a cawh kho lomi thil | ≤0.01% | ≤0.005% | Thianh le Hnimh |
Zeicah Kan Thiourea Kan Thim?
Customized Grades: Chawlettu hna herhmi (tahchunhnak ah, sii hmannak caah thir rit tlawmte) tlinternak caah riantuannak, sii lei, le laboratory tlukruannak kan pek hna.
A fekmi pekchanhnak: Kan thilchuahnak hmun (kum khat ah ton 5,000 a chuah khawhmi) nih a caan hmaan tein kuat khawhnak a kan pek, a tammi order (20-500 kg drums) caah hmanh ah.
Technical Support: Kan chemist phu nih zuar hlan ruahnak cheuhnak (tahchunhnak ah, hmannak i tlukruannak) le zuar hnu bawmhnak (tahchunhnak ah, thil tuahnak kong he pehtlai in buainak tawlrelnak) an kan pek.
Pawngkam he aa remmi thilchuah: Kan thilchuah ning nih vawleicung tthanchonak tinhmi he aa tlakmi ti thurhnawm le thli chuahnak a zorter.
Kanmah he pehtlaihnak tuah
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