Chemicals (E) With the partnership of LACH:NER a Czech chemical company

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1 Chemicals (E) With the partnership of LACH:NER a Czech chemical company

2 INDEX EDETIC ACID 2 ERIOCHROME BLACK T 2 ETHYL ACETATE 2 ETHYL ALCOHOL 3 ETHYL METHYL KETONE 4 ETHYLENE GLYCOL MONOETHYL ETHER 4 ETHYLENE GLYCOL MONOMETHYL ETHER 4 ETHYLENE GLYCOL 5 ETHYLENEDIAMINETETRAACETIC ACID DISODIUM SALT DIHYDRATE 5 ETHYLENEDIAMINETETRAACETIC ACID MAGNESIUM DISODIUM SALT HYDR. 5 1

3 EDETIC ACID C10H16N2O8 CAS: EINECS: Melting point:220 C Molecular weight: RTECS code:ah Solubility:hardly soluble in water Use:analytical reagent for chelatometric titrations, production of chelates and cosmetics Apperance:white crystalline powder Synonymae:EDTA G.R. cat.no AP0 Assay-min. 99 % Sulfate ash-max. 0.2 % Iron (Fe)-max % Heavy metals (as Pb)-max % AP0-G g ERIOCHROME BLACK T C2OH12N3NaO7S CAS: EINECS: Molecular weight: Solubility:easily soluble in water and alcohol Use:analytical reagent chelatometric indicator Apperance:brown-black powder indicator cat.no IP0 Loss on ignition-max. 35 % IP0-G g IP0-G IP0-G ETHYL ACETATE C4H8O2 CAS: EINECS: Density: 1l~0,90 kg Flash point: -2 C Melting point: -83 C Molecular weight: RTECS code: AH Boiling point: C Solubility: miscible with alcohol, acetone and ether Use: solvent for HPLC G.R. cat.no AT0 Assay-min % Nonvolative substances-max % Acidity (as CH3COOH)-max % Organic impurities-max % H2O (K.F.)-max % AT0-M AT0-M pure cat.no CT0 Assay-min % Nonvolative substances-max % Acidity (as CH3COOH)-max % Organic impurities-max. 0.3 % H2O (K.F.)-max. 0.1 % CT0-L CT0-M CT0-M g 100 g 5000 ml 10 L 5000 ml 2

4 ETHYL ACETATE C4H8O2 CAS: EINECS: Density: 1l~0,90 kg Flash point: -2 C Melting point: -83 C Molecular weight: RTECS code: AH Boiling point: C Solubility: miscible with alcohol, acetone and ether Use: solvent for HPLC 3 HPLC cat.no LT0 Assay-min % Water (KF)-max % Non-volative subst.-max % Wavelenght (nm)-propustnost (min. %) 300nm -99% 280nm -95% 260nm -70% 270nm -90% Acidity (meq/g)-max LT0-M LT0-M ml for pesticide residue analysis cat.no RT0 Assay-min % Water (KF)-max % Nonvolative substances-max % Halogenated residue-max. 5 ng/l Acidity (meq/g)-max RT0-M ml ETHYL ALCOHOL C2H6O CAS: EINECS: Density: 1l~0,81 kg Flash point: 14 C Melting point: -117 C Molecular weight: RTECS code: KQ Boiling point: 78 C Solubility: miscible with water, ether and chloroform Use: solvent for spectrophotometric measurements in UV region Synonymae: Ethanol G.R. cat.no A96 Nonvolative substances-max % Free acids (as CH3COOH)-max % Iron (Fe)-max % Relative density 20/ Free alkali (as NH3)-max % Substances red. KMnO4-max % Assay (V/V) - ~96% A96-M not specified cat.no B96 Assay % (V/V) A- relative density až Residue on evaporation-max. 25 ug/ml Relative density ( d 20/20) B96-M UV cat.no U99 Assay-min % Wavelenght (nm)-propustnost (%) 220nm-min. 45 % 210nm-min. 20 % H2O (K.F.)-max. 0.2 % 205nm-min. 10 % 255nm-min. 90 % nm -min. 98 % U99-M1000-1

5 ETHYL METHYL KETONE C4H8O CAS: EINECS: Density: 1l~0,80 kg Flash point: -4 C Melting point: -86 C Molecular weight: RTECS code: EL Boiling point: 79 C Solubility: miscible with alcohol and ether Use: solvent, extraction reagent, textile industry, manufacture of inks Synonymae: 2-Butanone G.R. cat.no AT0 Assay-min. 99 % Water (KF)-max. 0.2 % Nonvolative substances-max % AT0-M pure cat.no CT CT0-M CT0-M ETHYLENE GLYCOL MONOETHYL ETHER C4H10O2 CAS: EINECS: Density:1l~0,93 kg Melting point:-100 C Molecular weight:90.12 ADR/RID:3 RTECS code:kk Boiling point:-135 C Solubility:easily soluble in water Use:solvent, organic syntheses Apperance:clear, colourless liquid 2500 ml 5000 ml pure cat.no CT CT0-M ETHYLENE GLYCOL MONOMETHYL ETHER C3H8O2 CAS: EINECS: Density: 1l~0,96 kg Flash point:52 C Melting point: -85 C Molecular weight: RTECS code: KL Boiling point: 125 C Solubility: miscible with water, alcohol, ether and acetone Use: solvent, organic syntheses pure cat.no CT CT0-M

6 ETHYLENE GLYCOL C2H6O2 CAS: EINECS: Density:1l~1,11 kg Melting point:-12 C Molecular weight:62.07 RTECS code:kw Boiling point:198 C Solubility:miscible with water and alcohol Use:analytical reagent, component of de-icing fluids Apperance:clear, colourless, viscous, hygroscopic liquid C10H14N2Na2O8.2H2O CAS: EINECS: Melting point:248 C Molecular weight: RTECS code:ah Solubility:hardly soluble in water Use:analytical reagent for chelatometric titrations, masking agent, production of chelates, photographic purposes, food industry, pharmaceutical productions Apperance:colourless crystals or white powder G.R. cat.no AT0 Assay-min % Water (KF)-max. 0.5 % Iron (Fe)-max % Chlorides (Cl)-max % AT0-M pure cat.no CT CT0-M ETHYLENEDIAMINETETRAACETIC ACID DISODIUM SALT DIHYDRATE G.R. cat.no AP0 Assay % Iron (Fe)-max % Insoluble substances in H2O-max % Copper (Cu)-max % ph (5 %, H2O) AP0-G g AP0-G g pure cat.no CP0 Insoluble substances in H2O-max % ph (5 %, H2O) CP0-G g ETHYLENEDIAMINETETRAACETIC ACID MAGNESIUM DISODIUM SALT HYDR. C10H12Na2MgN2O8.aq G.R. cat.no AP0 CAS: Assay (dry subst.)-min. 99 % EINECS: Molecular weight: aq H2O (K.F.) % AP0-G g Solubility:readily soluble in water Use:analytical reagent for chelatometric titrations Apperance:colourless crystals or white powder AP0-G g 5

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