"Merck"
3,3'-Dimethylnaphthidine indicator for metal titration, Supelco®
Supplier: Merck
Application note: Method A or Method B
Method A: For the measurement the method 195, which is pre-calibrated in the Spectroquant® Pharo-and NOVA-photometers can be used. To increase the precision of the results a self-made blank according to the application is recommended generally.
Method B: For the measurement the pre-calibrated method 195 is not applicable. Instead of that, a self-made calibration according the application is to perform.
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Oxid měďnatý, wire ACS (0.65x6 mm) for elementary analysis, Supelco®
Supplier: Merck
Surface: CuO
Core: Cu₂O
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Tetrabutyltin for synthesis, Sigma-Aldrich®
Supplier: Merck
Tetrabutyltin for synthesis, Sigma-Aldrich®
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n-Dodekan ≥99% for synthesis, Sigma-Aldrich®
Supplier: Merck
n-Dodekan ≥99% for synthesis, Sigma-Aldrich®
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Trifenylfosfin for synthesis, Sigma-Aldrich®
Supplier: Merck
Trifenylfosfin for synthesis, Sigma-Aldrich®
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2-Propanethiol for synthesis, Sigma-Aldrich®
Supplier: Merck
2-Propanethiol for synthesis, Sigma-Aldrich®
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Butylacetát ≥99.5% (by GC), EMSURE® p.a., Supelco®
Supplier: Merck
For full details of specification and hazards please see www.vwr.com or the VWR Chemicals catalogues
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1-Alyl-2-thiomočovina ≥98.0% for synthesis, Sigma-Aldrich®
Supplier: Merck
1-Alyl-2-thiomočovina ≥98.0% for synthesis, Sigma-Aldrich®
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Oxid antimonitý analytical reagent, Supelco®
Supplier: Merck
Oxid antimonitý analytical reagent, Supelco®
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1-Nitropropane for synthesis, Sigma-Aldrich®
Supplier: Merck
1-Nitropropane for synthesis, Sigma-Aldrich®
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Butyl-methakrylát stabilizovaný, Sigma-Aldrich®
Supplier: Merck
Butyl-methakrylát stabilised, Sigma-Aldrich®
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Glutaraldehyd 50% vodný roztok for synthesis, Sigma-Aldrich®
Supplier: Merck
Glutaraldehyd 50% in aqueous solution for synthesis, Sigma-Aldrich®
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Benzoylchlorid for synthesis, Sigma-Aldrich®
Supplier: Merck
Benzoylchlorid for synthesis, Sigma-Aldrich®
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1-Heptanol for synthesis, Sigma-Aldrich®
Supplier: Merck
1-Heptanol for synthesis, Sigma-Aldrich®
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Kyselina sírová 95-97%, EMPARTA® ACS analytical reagent, Supelco®
Supplier: Merck
Kyselina sírová 95-97%, EMPARTA® ACS analytical reagent, Supelco®
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Catalog #: 83639.320
Dodavatel: VWR Chemicals
Catalog #: 20864.320
Dodavatel: VWR Chemicals
Catalog #: 215-1592
Dodavatel: VWR Collection
Catalog #: 83640.320
Dodavatel: VWR Chemicals
Catalog #: 31770.294
Dodavatel: VWR Chemicals
Catalog #: 1.00030.2500
Dodavatel: Merck
Catalog #: 83645.320
Dodavatel: VWR Chemicals