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Diethylenetriaminepentaacetic acid | 67-43-6
Khoom Specification: Khoom Diethylenetriaminepentaacetic acid Cov ntsiab lus (%) ≥ 99.0 Chloride (as Cl) (%) ≤ 0.01 Sulphate (as SO4)(%) ≤ 0.05 Cov hlau hnyav (raws li Pb) (%) ≤ 0.001 Hlau (as Fe) (% ) ≤ 0.001 Qhov hnyav poob ntawm drying≤ 0.2 Chelation tus nqi: mgCaCO3/g≥ 252 Sodium carbonate dissolution test: Tsim nyog pH tus nqi: (1(%) aqueous tov, 25 ℃) 2.1-2.5 Khoom hauj lwm: Dawb crystals. Hygroscopic. Dawb soluble nyob rau hauv dej kub thiab alk ... -
N-Phenylglycinonitrile | 3009-97-0
Khoom Specification: Yam Khoom Sodium dicyanamide Purity(%) 98 Khoom Piav Qhia: Lub ntiaj teb daj lossis daj-xim av hmoov, insoluble hauv dej, yooj yim soluble hauv acetone. Daim ntawv thov: (1) Feem ntau yog siv nyob rau hauv lub synthesis ntawm dye indigo, kuj siv nyob rau hauv organic synthesis. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
Trisodium (2-hydroxyethyl)ethylenediaminetriacetate | 139-89-9 ib
Khoom Specification: Yam khoom Trisodium (2-hydroxyethyl)ethylenediaminetriacetate Cov ntsiab lus (%) Purity≥ 39.0 Ceev 1.26-1.31 Chromaticity ≤ 300 Chelation tus nqi ≥ 120 PH 11.0-12.0 Chloride (as CL) (% SO 4 te) ≤ 0. ) ≤ 0.05 Hnyav hlau (Pb) (%) ≤ 0.001 Khoom Piav Qhia: Cov khoom no yog cov khoom siv sib xyaw ua ke. Nws tuaj yeem siv los ua ke cov hlau thiab yog ib tus neeg muaj zog chelate rau feem ntau cov hlau ions. Nws yog ib ... -
Sodium Dicyanamide | Xyoo 1934-75-4
Khoom Specification: Yam Khoom Sodium dicyanamide Assay(%) 99 Khoom Piav Qhia: Sodium dicyanamide yog xim tsis muaj xim daj daj nrog ob daim ntawv crystalline, qis dua 33 ° C hauv monoclinic siv lead ua ke nrog qhov chaw pab pawg P21 / n thiab saum toj no qhov kub hauv ib qho orthorhombic Crystal system nrog qhov chaw pab pawg Pbnm. Daim ntawv thov: (1) Sodium dicyandiamide yog ib qho tseem ceeb tshuaj raw khoom uas yog dav siv nyob rau hauv kev lag luam kws tshuaj, dyeing thiab tshuaj tua kab. Nws... -
Diethylenetriaminepentaacetic Acid Pentasodium ntsev | 140-01-2 ib
Khoom Specification: Khoom Diethylenetriaminepentaacetic Acid Pentasodium ntsev Cov ntsiab lus (%)≥ 40.0 Chloride (as Cl) (%) ≤ 0.005 Sulphate (as SO4) (%) ≤ 0.005 Cov hlau hnyav (raws li Pb) (%) ≤ 0.0005 Hlau (as Fe) (%)≤ 0.0005 Chelation tus nqi: (mgCaCO3 / g) ≥ 80 Specific gravity (25 ℃ g / ml) 1.30-1.34 pH: (1% aqueous tov, 25 ℃) 10-12 Khoom Description: Cov khoom no yog lub teeb daj pob tshab kua. Cov tshuaj aqueous yog alkal... -
Diisopropyl Malonate | 13195-64-7 ib
Khoom Specification: Yam khoom Diisopropyl malonate ntom (g / mL) 0.99 Melting Point (°C) ≤ -51 efractive index 1.412 Khoom hauj lwm: Diisopropyl malonate yog ib tug tsis muaj kob pob tshab kua nrog ib tug me ntsis ester tsw nyob rau hauv daim ntawv ntshiab, me ntsis daj nyob rau hauv daim ntawv muaj, txheeb ze ntom ntom 0.991, insoluble hauv dej, soluble hauv esters, benzene, ether thiab lwm yam organic solvents. Daim ntawv thov: (1) Diisopropyl malonate yog ib qho nruab nrab ntawm fungicide mov f ... -
Potassium phenylacetate | 13005-36-2
Khoom Specification: Yam khoom Potassium phenylacetate Cov ntsiab lus (%) 64 + 2.00 PH tus nqi 6.0-8.0 Impurities(%)≤ 2.0 Cov Khoom Muag: Potassium phenylacetate yog cov khoom siv tshuaj uas yog siv los tsim cov tshuaj penicillin. Daim ntawv thov: (1) Nws yog siv los tsim cov tshuaj penicillin. Pob: 25 kgs / hnab los yog raws li koj thov. Cia: Khaws ntawm qhov chaw muaj cua, qhuav. Executive Standard: International Standard. -
2-Chlorobenzyl Cyanide | 2856-63-5
Khoom Specification: Yam khoom 2-Chlorobenzyl cyanide Cov ntsiab lus (%)≥ 99.0 Moisture(%)≤ 0.2 Chlorotoluene(%)≤ 0.2 o-Chlorobenzyl chloride(%)≤ 0.3 p-chlorobenzyl cyanide(%) ≤ 0.3 Khoom piav qhia: / Daim ntawv thov: (1) Siv nyob rau hauv zus tau tej cov granisetron hydrochloride. (2) Nws yog ib qho tseem ceeb raw khoom rau tus tshiab fluorescent whitening agent PS-1 series. (3) Intermediate rau cov synthesis ntawm ER-330 fluorescent whitening agent, kuj siv nyob rau hauv pes ... -
4-Cyanobenzylchloride | 140-53-4 ib
Khoom Specification: Yam khoom 4-Cyanobenzylchloride Cov ntsiab lus (%) ≥ 99.0 Moisture(%) ≤ 0.2 p-Chlorotoluene% ≤ 0.2 p-chlorobenzyl chloride% ≤ 0.3 o-Chlorobenzyl cyanide% ≤ 0.2 Khoom hauj lwm: 4-Cyanobenzyl chloride tsis muaj xim kua, ntshiab nyob rau hauv prismatic crystals, thiab yog siv raws li ib tug tshuaj tua kab thiab tshuaj intermediate, tshwj xeeb tshaj yog nyob rau hauv zus tau tej cov tshuaj tua kab pyrethroid, thiab tau nyob rau hauv zoo thov. Daim ntawv thov: (1) Nws yog u... -
Triethoxy Methane | 122-51-0
Khoom Specification: Yam khoom Triethoxy methane Qib Ib Yam Khoom Tsim nyog Triethyl orthoformate cov ntsiab lus (%) ≥ 99.5 99.0 Ethanol cov ntsiab lus (%) ≤ 0.3 0.5 Ethyl formate cov ntsiab lus (%) ≤ 0.2 0.3 Moisture(%) ≤ 0.05 0.05 dawb acid (as (%) ≤ 0.05 0.05 Ceev (20 ° C) g/cm3 0.891-0.897 0.891-0.897 Chromaticity (APHA) ≤ 20 20 Cov tsos mob tsis muaj xim thiab pob tshab kua xim tsis muaj xim thiab pob tshab kua Pro... -
Trimethyl Orthoformate | 149-73-5 ib
Khoom Specification: Yam khoom Trimethyl Orthoformate Qib Ib Cov Khoom Tsim Nyog Trimethyl orthoformate cov ntsiab lus (%) ≥ 99.5 99.0 Methanol cov ntsiab lus (%) ≤ 0.2 0.3 Methyl formate cov ntsiab lus (%) ≤ 0.2 0.3 Triazine(%) ≤ 0.02 - Moisture (%) ≤ 0.02 - Moisture (%) Dawb acid (raws li formic acid)(%) ≤ 0.05 0.05 Ceev (20 ° C) g/cm3 0.962-0.966 0.962-0.966 Lwm tus neeg impurities (%) ≤ 0.1 - Chromaticity (APHA) ≤ 20 20 Appearan... -
Barbituric acid | 67-52-7
Khoom Specification: Yam khoom Barbituric acid Cov ntsiab lus (%) ≥ 99 Poob poob ntawm ziab (%)≤ 0.5 Melting point (℃) ≥ 250 Sulphate tshauv (%)≤ 0.1 Khoom hauj lwm: Barbituric acid yog cov organic compound nyob rau hauv daim ntawv dawb crystalline hmoov, yooj yim soluble nyob rau hauv dej kub thiab dilute acids, soluble nyob rau hauv ether thiab me ntsis soluble nyob rau hauv dej txias. Cov tshuaj aqueous yog acidic heev. Nws tuaj yeem ua rau cov hlau ua cov ntsev. Daim ntawv thov: (1) Intermediates rau ...
