Bases

Our bases (alkalis) are characterised by the highest purity and quality and are suitable for a wide range of applications. Whether you need an alkaline solution for analysis or synthesis, you will find it with us.
Our range includes a wide variety of bases, available in different sizes to suit your individual needs. Whether you are looking for sodium hydroxide, potassium hydroxide, calcium hydroxide or other bases, we have the right product for you.

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F.A.M.E. MIX GLC-40, 100MG, NEAT

Sigma-Aldrich

Store and despatch at -20 degrees Celsius

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	1895-1AMP This product of our assortment corresponds with your search.	1AMPULLEN	Login / Register here		shopping_cart

HPLC GRAD SYS DIAG MIX 6X1ML MEOH:WATER(60:40) VARIED

Sigma-Aldrich

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	48271 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

Lipid standards: triglyceride mixtures certified reference material

Sigma-Aldrich

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	17811-1AMP This product of our assortment corresponds with your search.	1AMPULLEN	Login / Register here		shopping_cart

MTBE CONTAMINANTS 1% MIX A 1X1ML MTBE 1% WT/WT

Sigma-Aldrich

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	47942 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

NANOCONTROL Multistandard "Seepage" for analytical control of high concentrations: ammonium (0-08, 0-06), COD (0-23, 0-28), nitrate (0-66), ortho- and total phosphate (0-55, 0-79) consist of: 2x30 mL Multistandard and 1x15 mL standard addition 100+, for 15-300 determinations Show more

MACHEREY-NAGEL

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1	925013 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

NANOCONTROL Multistandard Sewage Outflow 1 for analytical control of low concentrations: ammonium (0-04), COD (0-26, 0-33, 0-36, 0-11), nitrate (0-65, 0-64, 1-65), total phosphate (0-81), total nitrogen (0-92) consists of: 2x30 mL multistandard and 1 x15 mL standard addition 100+, for 12-120 determinations Show more

MACHEREY-NAGEL

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1	925011 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

NANOCONTROL NANOCHECK 2.0 test standards to check the photometric accuracy and linearity Reagent set contains: 2x2 check solutions in 3 concentrations each, a tube with blank-solution, instructions and a LOT-certificate

MACHEREY-NAGEL

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1	925703 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

Natamycin

Sigma-Aldrich

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	32417-50MG This product of our assortment corresponds with your search.	50 mg	Login / Register here		shopping_cart

Palladium Standard for AAS TraceCERT®, 1000 mg/L Pd in hydrochloric acid, 1000 mg/L Pd in 5% hydrochloric acid (contains HNO₃ traces), prepared with high purity Pd metal, HCl, HNO₃ and water

Sigma-Aldrich

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	78437-100ML This product of our assortment corresponds with your search.	100 ml	Login / Register here		shopping_cart

Phosphorus Standard for AAS TraceCERT®, 1000 mg/L P in H₂O, 1000 mg/L P in water, prepared with high purity H₃PO₄ and water

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	51474-250ML This product of our assortment corresponds with your search.	250 ml	Login / Register here		shopping_cart

Potassium Standard for AAS TraceCERT®, 1000 mg/L K in nitric acid, 1000 mg/L K in 2% nitric acid, prepared with high purity KNO₃, HNO₃ and water

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	96665-250ML This product of our assortment corresponds with your search.	250 ml	Login / Register here		shopping_cart

QC-Standard Solution for EN ISO 9377- 2, 10mg/ml

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	51706-1ML-F This product of our assortment corresponds with your search.	1 ml	Login / Register here		shopping_cart

Silicon Standard for AAS TraceCERT®, 1000 mg/L Si in NaOH, 1000 mg/L Si in 2% sodium hydroxide, prepared with high purity silicon metal, NaOH and water

Sigma-Aldrich

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	16259-250ML This product of our assortment corresponds with your search.	250 ml	Login / Register here		shopping_cart

Spiraeoside, ROTICHROM® CHR, 10 mg, glass

Roth

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	4564.1 This product of our assortment corresponds with your search.	10 mg	Login / Register here		shopping_cart

Tellurium AAS Standard, Certified Reference Material, 1000 mg/L Te in HNO₃ 10%

Honeywell

Restricted raw material

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	E4075-500ML This product of our assortment corresponds with your search.	500 ml	Login / Register here		shopping_cart

Tin AAS Standard Solution, ROTI®Star, 100 ml, HDPE

Roth

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	2384.1 This product of our assortment corresponds with your search.	100 ml	Login / Register here		shopping_cart
	2384.2 This product of our assortment corresponds with your search.	500 ml	Login / Register here		shopping_cart

(+)-Catechin, ROTICHROM® CHR, 1 g, glass

Roth

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	6200.1 This product of our assortment corresponds with your search.	1 g	Login / Register here		shopping_cart

(+)-Dihydroquercetin, ROTICHROM® CHR, 100 mg, plastic

Roth

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	5797.2 This product of our assortment corresponds with your search.	100 mg	Login / Register here		shopping_cart

(+)-Dihydroquercetin, ROTICHROM® HPLC, 20 mg, glass

Roth

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	4464.1 This product of our assortment corresponds with your search.	20 mg	Login / Register here		shopping_cart
	4464.2 This product of our assortment corresponds with your search.	50 mg	Login / Register here		shopping_cart

(+)-Usnic acid, ROTICHROM® CHR, 10 g, plastic

Roth

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	4565.1 This product of our assortment corresponds with your search.	10 g	Login / Register here		shopping_cart

(+/-)-GEOSMIN AND 2-METHYL ISOBORNEOL,

Sigma-Aldrich

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	CRM47525 This product of our assortment corresponds with your search.	1 piece	Login / Register here		shopping_cart

(+/-)-GEOSMIN, 1X1ML, MEOH 100GU/ML

Sigma-Aldrich

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	CRM47522 This product of our assortment corresponds with your search.	1AMPULLE	Login / Register here		shopping_cart

(-)-alpha-Chaconine, ROTICHROM® HPLC, 5 mg, glass

Roth

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	4192.1 This product of our assortment corresponds with your search.	5 mg	Login / Register here		shopping_cart

(-)-Cannabidiol (CBD)

Dr. Ehrenstorfer

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	DRE-C10946000 This product of our assortment corresponds with your search.	25 mg	Login / Register here		shopping_cart

(-)-Epicatechin gallate, ROTICHROM® HPLC, 10 mg, glass

Roth

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	6358.1 This product of our assortment corresponds with your search.	10 mg	Login / Register here		shopping_cart

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Ihr Kontakt zu Th. Geyer

Bases

F.A.M.E. MIX GLC-40, 100MG, NEAT

HPLC GRAD SYS DIAG MIX 6X1ML MEOH:WATER(60:40) VARIED

Lipid standards: triglyceride mixtures certified reference material

MTBE CONTAMINANTS 1% MIX A 1X1ML MTBE 1% WT/WT

NANOCONTROL Multistandard "Seepage" for analytical control of high concentrations: ammonium (0-08, 0-06), COD (0-23, 0-28), nitrate (0-66), ortho- and total phosphate (0-55, 0-79) consist of: 2x30 mL Multistandard and 1x15 mL standard addition 100+, for 15-300 determinations Show more

NANOCONTROL NANOCHECK 2.0 test standards to check the photometric accuracy and linearity Reagent set contains: 2x2 check solutions in 3 concentrations each, a tube with blank-solution, instructions and a LOT-certificate

Natamycin

Palladium Standard for AAS TraceCERT®, 1000 mg/L Pd in hydrochloric acid, 1000 mg/L Pd in 5% hydrochloric acid (contains HNO₃ traces), prepared with high purity Pd metal, HCl, HNO₃ and water

Phosphorus Standard for AAS TraceCERT®, 1000 mg/L P in H₂O, 1000 mg/L P in water, prepared with high purity H₃PO₄ and water

Potassium Standard for AAS TraceCERT®, 1000 mg/L K in nitric acid, 1000 mg/L K in 2% nitric acid, prepared with high purity KNO₃, HNO₃ and water

QC-Standard Solution for EN ISO 9377- 2, 10mg/ml

Silicon Standard for AAS TraceCERT®, 1000 mg/L Si in NaOH, 1000 mg/L Si in 2% sodium hydroxide, prepared with high purity silicon metal, NaOH and water

Spiraeoside, ROTICHROM® CHR, 10 mg, glass

Tellurium AAS Standard, Certified Reference Material, 1000 mg/L Te in HNO₃ 10%

Tin AAS Standard Solution, ROTI®Star, 100 ml, HDPE

(+)-Catechin, ROTICHROM® CHR, 1 g, glass

(+)-Dihydroquercetin, ROTICHROM® CHR, 100 mg, plastic

(+)-Dihydroquercetin, ROTICHROM® HPLC, 20 mg, glass

(+)-Usnic acid, ROTICHROM® CHR, 10 g, plastic

(+/-)-GEOSMIN AND 2-METHYL ISOBORNEOL,

(+/-)-GEOSMIN, 1X1ML, MEOH 100GU/ML

(-)-alpha-Chaconine, ROTICHROM® HPLC, 5 mg, glass

(-)-Cannabidiol (CBD)

(-)-Epicatechin gallate, ROTICHROM® HPLC, 10 mg, glass

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