Cov khoom

Nyob zoo, tuaj nrog peb cov khoom!
  • Basic Copper Carbonate

    Basic Copper Carbonate

    Lub npe tshuaj: tooj liab oxide (electrolate qib) CAS NO.: 12069-69-1Molecular formula: CuCO3·Cu(OH)2·XH2OMolecular hnyav: 221.11(anhydride) Khoom: Nws yog nyob rau hauv peafowl ntsuab xim.Thiab nws yog hmoov zoo particle;ceev: 3.85;melting point: 200 ° C;insoluble nyob rau hauv dej txias, cawv;Soluble nyob rau hauv acid, cyanide, sodium hydroxide, ammonium ntsev; Daim ntawv thov: Hauv kev lag luam ntsev organic, nws yog siv rau kev npaj ntawm ntau yam tooj liab compound;Hauv kev lag luam organic, nws yog siv los ua catalyst ntawm organicsynthesis; ...
  • Malononitrile tshuaj

    Malononitrile tshuaj

    Lub npe tshuaj: MalononitrileCAS NO .: 109-77-3Molecular formula: C3H2N2Molecular nyhav: 66.06Appearance: Colorless solid (<25°C) Boiling Point: 220° CFlash Point: 112° CSpecific gravity: 1.049% 9Quality: Crystallization point: ≥31 ° CFree acid: ≤0.5% Cua sov Residue: ≤0.05% Ntim: Net nyhav 50kg lossis 200kg drumApplication: Nws yog nruab nrab rau cov organic synthesis tshuaj tua kab thiab tshuaj.
  • Polyether Amine 230

    Polyether Amine 230

    1. Cov Khoom Piav Qhia PEA 230 yog tus cwj pwm los ntawm kev rov ua cov oxypropylene hauv cov pob txha.Nws yog qhov ua haujlwm tsis zoo, thawj amine nrog qhov nruab nrab molecular hnyav txog 230. 2. Kev siv Epoxy curing anent; Reacts nrog carboxylic acids los ua cov nplaum kub yaj.3. Muag Specifications Xim, Pt-Co <30Water, % ≤0.5Amine tus nqi, mgKOH/g 440~480Primary Amine, % ≥97 4. Cov ntaub ntawv dav dav CAS Number 9046-10-0Specific Gravity, 25 oC, g/cm8Reactive 0. Index, nD20 1.4466AHEW (Amine h...
  • Trimethylolpropane (TMPP)

    Trimethylolpropane (TMPP)

    CAS No.: 77-99-6 HS: 29054100 Cov qauv qauv: CH3CH2C (CH2OH) 3 Molecular Luj: 134. 17 Solubility: Nws yooj yim soluble hauv dej thiab acetone, soluble hauv carbon tetrachloride, chloroform thiab diethyl ether, hydrocarbon thiab aromatic hydrocarbon.Boiling point: 295 ℃ nyob rau hauv lub siab zoo tib yam Specification: Yam khoom FIRST CLASS APPERRANCE khoom Purity, w/% ≥99.0 Hydroxy, w/% ≥37.5 Moisture, w/% ≤0.05 Acidity (suav los ntawm HCOOH), w/% ≤0.005 Crysta.. .
  • Massoniana Rosin (WW GR)

    Massoniana Rosin (WW GR)

    1. CAS : 8050-09-7 2. Khoom siv : 100% Massoniana 3. Specifications: Yam khoom Index Appearance Transparent Solid Colour Pale yellow Softening Point (R&B) 68 ~ 76 ℃ Acid Value (mgKOH/gr) 163 ~ 166 Alcohol insoluble Substance (%) ≤ 0.03 Unsaponifiable teeb meem (%) ≤ 5 Tshauv (%) ≤ 0.02 4 、Paper-making chemicals, Sizing Agent, Coating Agent, Paper, Strength Agent, Printing Ink, Adhesive, Synthetic Rubber, Xim 5, Ntim: 200 -230;200-230kg hlau nruas lossis 25kg kraft hnab
  • 1,6-hexanediol 1

    1,6-hexanediol 1

    1 .Synonyms: HDO 2. Molecular Luj: 118.17 3.CAS NO.: 629-11-8 4.Molecular Formula: C6H14O2 5.Quality of product: Items Index Appearance White flakes Acid Value (mgKOH/g.5) Xim: (APHA Pt-Co) <15 Purity (GC) % >99.5 Saponification tus nqi (mgKOH/g) <0.2 Fe ntsiab lus % <0.0001 6.Applications: Siv los ua tus neeg sawv cev kho hauv cov khoom siv polyester cob, plasticizer thiab PU.7. Pob: 200kg / hlau nruas net
  • Siv ua noj

    Siv ua noj

    Zoo:

    Dej / impurities: 1-10%
    AcidValue: 10-20mgKOH/g
    Specification Gravity: 0.92g / ml
    Pob: 20MT / TANK
    HCODE: 151800000

  • Tri (2-ethylhexyl) Phosphate

    Tri (2-ethylhexyl) Phosphate

    Cov tshuaj formula: C24H51O4P
    Molecular Luj: 434.64
    CAS Nr .: 78-42-2
    Tsis muaj xim, pob tshab oily kua, bp216 ℃ (4mmHg), viscosity 14 cp (20 ℃),
    Refractive Performance index 1.4434 (20 ℃).

  • Trixylyl Phosphate

    Trixylyl Phosphate

    CAS Nr .: 25155-23-1
    Cov roj formula: C24H27O4P
    Molecular Luj: 410

  • Cresyl Diphenyl Phosphate

    Cresyl Diphenyl Phosphate

    1.Molecular: CHCHO (C6H5O) PO
    2. Nyhav: 340
    CAS Nr .: 26444-49-5
    4.Quality Parameters:
    Cov tsos mob: Clear Oil kua
    Flash Point: ≥220 ℃
    Acid Tus Nqi (mgKOH/g): ≤0.1
    Specific Gravity (20 ℃): 1.205–1.215
    Xim tus nqi (APHA): ≤80
    Cov ntsiab lus dej %: ≤0.1

  • Triphenyl Phosphite

    Triphenyl Phosphite

    1.Properties: Nws yog xim tsis muaj xim lossis lub teeb daj pob tshab kua me ntsis phenol tsw saj.Nws tsis yaj hauv dej thiab yooj yim yaj hauv cov kuab tshuaj organic xws li cawv, ether benzene, acetone thiab lwm yam. Nws tuaj yeem cais cov phenol dawb yog tias nws tau ntsib cov dej noo thiab muaj absorbability rau ultraviolet.2. CAS No.: 101-02-0 3. Specification (ua raws li tus qauv Q/321181 ZCH005-2001) Xim (Pt-Co): ≤50 ntom: 1.183-1.192 Refractive index: 1.585-1.590 Solidification point°C: 19-24 Oxide (Cl-%): ...
  • Dimethyl Thio toluene Diamine

    Dimethyl Thio toluene Diamine

    Tom ntej: Dimethyl Thio Toluene Diamine CAS No.: 106264-79-3
    Cov mis mos molecular: C9H14N2S2
    Molecular Luj: 214
    Specification
    Cov tsos mob: Lub teeb daj tuab kua
    Diamine Cov ntsiab lus (%): ≥98.00
    TDA Cov ntsiab lus (%): ≤1.00
    Cov ntsiab lus dej (%): ≤0.10
    Amine tus nqi (mgKOH / g): 515-535

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