1922 Risultati per: "CUSTOM MADE CHEMICALS LAB"

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Standard di boro, 500 mg/L, Boro, Matrice: H₂O, Applicazione: Standard ambientale

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Standard di allumnio, 10 mg/L, Aluminio, Matrice: 2% HNO₃, Applicazione: Standard ambientale

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Standard di mercurio, 20 mg/L, Mercurio, Matrice: Nitric acid dil., Applicazione: Calibrazione

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Acido citrico 25% in soluzione acquosa

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TOC standard solution, 1000 mg/L, : N/A

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16 components: Ag 10 mg/l, Al 100 mg/l, As 100 mg/l, Ba 50 mg/l, Be 5 mg/l, Cd 5 mg/l, Co 50 mg/l, Cr 20 mg/l, Cu 50 mg/l, Fe 20 mg/l, Mn 20 mg/l, Ni 50 mg/l, Pb 100 mg/l, Sb 100 mg/l, Se 100 mg/l, Tl 100 mg/l in 5% HNO₃.

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Potassio bromato 1/60M (0.01667M) (0.1N) ISO 17034, 17025, 9001

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The standard is specially intended for use in testing Japanese pharmacopoeia and monographs. This solution was produced according of Japanese pharmacopoeia specifications using reagent quality components and water meeting the Japanese pharmacopoeia monograph requirement for purified water.

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Organic Standard

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Organic Standard, Methyl orange TS

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Potassio ioduro 99.99%, HighPurS-CERT ISO 17034, ISO/IEC 17025 certified

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Argento nitrato 0.01 M (0.01 N) ISO 17034, 17025, 9001

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Ammonio nitrato 2%

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Histamine dihydrochloride, bianco, in polvere

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Isotiocianato di metile, Sigma-Aldrich®

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di-Sodium hydrogen phosphate/Sodium hydroxide, 12,0 at 20 °C

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Total nitrogen standard (100 mg/L) - for photometric applications.

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Hydrazine sulphate solution, : N/A

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Tetraetile ortosilicato (TEOS), liquido

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Organic Standard, Vinylchloride 100 ug/ml in Methanol

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Metanolo

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It can be used as a redox titrant in iodometry for TMAR chlorine determination according to SERES. It is an inorganic compound with an excellent shelf life.

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1 ml = 1 mg Cl

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Organic Standard, Caffeina 100 µg/ml in soluzione acquosa, Tipo di conf.: bottiglia in plastica

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Potassio dicromato 1/60 mol/l (0.1 N) in soluzione acquosa

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Acido citrico 20% (w/v) in soluzione acquosa

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Sodio tiosolfato 0.1 mol/l (0.1 N) in soluzione acquosa Reag. Ph. Eur.

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Tetrabutilammonio idrossido 0.1 mol/l (0.1 N) in 2-propanol 66.6% (v/v)/methanol 33.3% (v/v)

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di-Potassio ossalato 300 g/l in soluzione acquosa

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2,4,6-Trichloroanisole