Cov tub yees R142b

Purity: 99.5%
Daim ntawv thov: Cov tub yees sib xyaw, ua npuas ncauj tshuab, thiab ua cov tshuaj nruab nrab.
Cov khoom pom zoo: R22, R32, R134a, R125, R410a, R143a, R152a, R404, R507, R290, R600a;
Yuav ua li cas xaj Star Grace Mining los ntawm Lub Vev Xaib:
Xa lus nug thiab paub meej tias Purity + Lub hom phiaj kev lag luam → Hnub Qub Grace paub meej nqe + Lub sijhawm ua haujlwm → Npaj ntau lawm → khaws cov qauv thiab kuaj → Devlier cov khoom thauj rau cov neeg siv khoom → Cov neeg siv khoom tau txais cov khoom teev tseg

Vim li cas Star Grace Mining

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Cov tub yees R142b

Cov tub yees R142b Informaiton

CAS Nr:.	811-97-2
Qib Standard:	Qib Industrial
HS Code	2903450000
Ntim	Reusable cylinders 400kg / 400L, 800kg / 800L fwj, ISO-tanks.
Keeb kwm	Tuam Tshoj

Refrigerant R142b yog dab tsi?

Refrigerant R142b, tseem paub los ntawm nws cov tshuaj npe chlorodifluoroethane (C2H3ClF2), yog hydrochlorofluorocarbon (HCFC) siv los ua cov tub yees hauv cov cua txias thiab cov tub yees.

Chemical Composition: R142b belongs rau HCFC chav kawm ntawm cov tebchaw, muaj hydrogen, chlorine, fluorine, thiab carbon atoms. Nws cov tshuaj formula yog C2H3ClF2.

Kev siv:
1. R142b yog siv los ua refrigerant nyob rau hauv high-temperature cua txias, raws li ib tug ua hauj lwm kua nyob rau hauv lub tshav kub twj tso kua mis, thiab raws li ib tug sensing nruab nrab nyob rau hauv kub tswj Cheebtsam.
2. Thaum sib xyaw nrog HCFC-22 hauv qhov sib piv 60:40 qhov hnyav, nws tuaj yeem hloov HCFC-22 ua tus neeg sawv cev tshuab rau polyolefin extrusion foaming.
3. Ua Npuas Ncauj Tshuab: Nws yog siv rau hauv kev tsim cov khoom ua npuas ncauj.
4. Feedstock rau Kev Tsim Tshuaj: Siv rau hauv kev tsim khoom ntawm lwm cov tshuaj, xws li Teflon.

Environmental Impact:
Ozone Depletion: Raws li HCFC, R142b pab txhawb rau ozone txheej depletion, txawm tias tsawg dua CFCs qub.

Kev txiav txim siab txog kev nyab xeeb:

Toxicity: R142b kuj tsis muaj tshuaj lom, tab sis zoo li txhua lub tub yees, nws yuav tsum tau ua tib zoo saib xyuas kom tsis txhob xau thiab raug.

Flammability: Nws yog non-flammable nyob rau hauv feem ntau tej yam kev mob tab sis yuav ua combustible nyob rau hauv tej yam kev mob, tshwj xeeb tshaj yog thaum tov nrog huab cua ntawm high pressures.

Specification

Qhov tshwm sim	Colorless pob tshab liquefied roj
Purity,%	Ntau dua lossis sib npaug rau 99.5
Cov dej noo,%	Tsawg dua lossis sib npaug rau 0.01
Acidity (kwv yees los ntawm HCl),%	Tsawg dua lossis sib npaug rau 0.0001
evaporation residue,%	Tsawg dua lossis sib npaug rau 0.005

Lub cev muaj zog

Molecular hnyav	100.5	Latent cua sov ntawm evaporation ntawm boiling point, KJ / kg	215
Boiling point (1 atm), degree	-9	Thermal conductivity ntawm vapor (1 atm, 25 degree), mw / mk	9.4
Qhov ceev (30 degree), kua, g / cm3	1.096	Solubility hauv dej (25 degree), w%	0.14
Qhov ntsuas kub tseem ceeb, degree	137.1	Cov cua kub tshwj xeeb (30 degree), kua, KJ / kg degree	1.34
Critical siab, MPa	4.12	Ozone depletion peev xwm (ODP)	0.057
Qhov ceev ceev, g / cm3	0.435	Ntiaj teb ua kom sov muaj peev xwm (GWP100)	1980

Ntsib Peb Pab Pawg

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Cim npe nrov: refrigerant r142b, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, tsim, yuav, nqe, ua nyob rau hauv Suav teb