Tuam Tshoj Pyrogallol Pyrogallic Acid CAS 87-66-1
Lub koom haum ua raws cov txheej txheem lub tswv yim "kev tswj hwm kev tshawb fawb, kev ua haujlwm siab thiab kev ua haujlwm zoo, kev yuav khoom zoo tshaj plaws rau Sab saum toj Zoo ManufactoryPyrogallolPyrogallic acidCAS Nr .: 87-66-1, Peb lub hom phiaj yog "flazing pem teb tshiab, dhau tus nqi", nyob rau hauv lub tom ntej no, peb ua tsaug caw koj mus twv yuav raug hu txhim kho nrog peb thiab ua ib tug ci ntsa iab lub sij hawm ua ke!
Lub koom haum ua raws cov txheej txheem lub tswv yim "kev tswj xyuas kev tshawb fawb, kev ua tau zoo thiab kev ua tau zoo primacy, kev yuav khoom zoo tshaj plaws rauCI Oxidation Base 32 thiab Pyrogallic Acid, Peb hwm peb tus kheej ua ib lub tuam txhab uas muaj cov pab pawg muaj zog ntawm cov kws tshaj lij uas muaj lub tswv yim tshiab thiab muaj kev paub zoo hauv kev lag luam thoob ntiaj teb, kev tsim kho kev lag luam thiab cov khoom lag luam nce qib. Ntxiv mus, lub tuam txhab nyob twj ywm tshwj xeeb ntawm nws cov neeg sib tw vim nws cov qauv zoo tshaj plaws hauv kev tsim khoom, thiab nws cov kev ua tau zoo thiab yooj yim hauv kev txhawb nqa kev lag luam.
Pyrogallol CAS 87-66-1yog dawb odorless siv lead ua. Nws qab qab. Tawm rau huab cua thiab lub teeb tig grey. Tshav kub maj mam thiab pib sublimate. Melting point 133-134 ℃, boiling point 309 ℃, txheeb ze ntom 1.453, refractive index 1.561. Soluble hauv dej, ethanol, ether, me ntsis soluble hauv benzene, chloroform, carbon disulfide. Thaum raug huab cua, cov xim ntawm cov tshuaj aqueous darkens, thaum cov xim ntawm nws cov tshuaj caustic hloov sai dua.
| Yam khoom | STANDARD | TSEEM CEEB |
| Qhov tshwm sim | Dawb Crystalline hmoov | Ua raws |
| Poob rau ziab | 0.5% Max | 0.15% |
| Melting Point | 131-135 ℃ | 132.8-134.4 ℃ |
| Heavy Hlau (PB) | 5.0ppm Max | Ua raws |
| Chlorides | 0.002% Max | Ua raws |
| Sulfate | 0.005% Max | Ua raws |
| Purity | 99.0% Min | 99.55% |
1. Pyrogallolsiv rau kev npaj hlau colloidal tov, xim tawv, dyeing thiab etching plaub, plaub hau, thiab lwm yam; Pyrogallol kuj tseem siv tau los ua tus tsim cov yeeb yaj kiab, ib qho kev yees duab infrared thermosensitive, polymerization inhibitor ntawm styrene thiab polystyrene, ib qho nruab nrab ntawm cov tshuaj thiab dyes, thiab cov tshuaj analytical reagent.
2. Pyrogallol feem ntau yog siv rau hauv cov khoom tsim tawm, polymerization inhibitor thiab infrared photographic thermosensitive. Pyrogallol kuj tseem siv los ua ib qho nruab nrab ntawm cov tshuaj thiab dyes
3. Pyrogallol siv los ua tshuaj reagent, reductant thiab tsim tawm
4. Pyrogallol siv rau kev tsom xam thiab kev txiav txim siab ntawm oxygen, antimony, bismuth, cerium, hlau, molybdenum, tantalum thiab niobium; Siv los nqus cov pa oxygen hauv kev ntsuam xyuas roj; Siv rau xim cov tshuaj tiv thaiv ntawm nitrite, molybdenum, niobium, titanium, cerium, bismuth, tooj liab, vanadium, hlau, iodate, thiab lwm yam
5. Hlau complexing agent.Gravimetric txiav txim siab ntawm bismuth thiab antimony. Reductants ntawm kub, nyiaj, mercury ntsev, phosphomolybdic acid thiab phosphotungstic acid, uas yog siv los nqus oxygen hauv kev ntsuam xyuas roj.
20kgs / hnab, 25kgs / nruas, 200kg / nruas los yog yuav tsum tau ntawm cov neeg siv khoom. Khaws nws kom deb ntawm lub teeb ntawm qhov kub hauv qab 25 ℃.
Lub koom haum ua raws cov txheej txheem lub tswv yim "kev tswj hwm kev tshawb fawb, kev ua tau zoo thiab kev ua haujlwm zoo, tus neeg yuav khoom zoo tshaj plaws rau Sab saum toj Zoo Manufactory Pyrogallol Pyrogallic AcidCAS Nr .: 87-66-1, Peb lub hom phiaj yog "flazing pem teb tshiab, dhau tus nqi", nyob rau hauv lub tom ntej no, peb ua tsaug caw koj mus twv yuav raug hu txhim kho nrog peb thiab ua ib tug ci ntsa iab lub sij hawm ua ke!
Zoo tshajCI Oxidation Base 32 thiab Pyrogallic Acid, Peb hwm peb tus kheej ua ib lub tuam txhab uas muaj cov pab pawg muaj zog ntawm cov kws tshaj lij uas muaj lub tswv yim tshiab thiab muaj kev paub zoo hauv kev lag luam thoob ntiaj teb, kev tsim kho kev lag luam thiab cov khoom lag luam nce qib. Ntxiv mus, lub tuam txhab nyob twj ywm tshwj xeeb ntawm nws cov neeg sib tw vim nws cov qauv zoo tshaj plaws hauv kev tsim khoom, thiab nws cov kev ua tau zoo thiab yooj yim hauv kev txhawb nqa kev lag luam.
