1891 resultater for: "CUSTOM MADE CHEMICALS LAB"

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2,4,6-Trichloroanisole

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Methanol

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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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Dipotassium oxalate 300 g/l in aqueous solution

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Organic Standard, Caffeine 100 µg/ml in aqueous solution, Pack type: Plastic bottle

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Sodium thiosulphate 0.1 mol/l (0.1 N) in aqueous solution Reag. Ph. Eur.

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

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Citric acid 20% (w/v) in aqueous solution

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Potassium dichromate 1/60 mol/l (0.1 N) in aqueous solution

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Hydrochloric acid 0,5 M (0,5 N)

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Boron Standard, 500 mg/L, Boron, Matrix: H₂O, Application: Environmental standards

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Aluminium Standard, 10 mg/L, Aluminium, Matrix: 2% HNO₃, Application: Environmental standards

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Citric acid 25% in aqueous solution

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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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Potassium bromate 1/60M (0.01667M) (0.1N) ISO 17034, 17025, 9001

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Methyl isothiocyanate, 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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Tetraethyl orthosilicate (TEOS), fluid

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Organic Standard, Vinylchloride 100 ug/ml in Methanol

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Hydrazine sulphate solution, : N/A

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Histamine dihydrochloride, white, powder

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Tyramine

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Perchloric acid 0.1 M (0.1 N) in water 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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Sodium chloride 0.02 mol/l (0.02 N) in aqueous solution

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Fluoride standard solution, 150 mg/l, Matrix: H₂O, Application: Environmental standards

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Nitric acid 5 mol/l (5 N)