"Merck"
Hořčík 1.000 mg/l v 0,5 M kyselině dusičné (from Mg(NO3)2) Certipur® standard pro AAS, Supelco®
Supplier: Merck
Standardy - hořčík, 1000 mg/L, Certipur®, Supelco®, Magnesium, Matrice: 0,5 M HNO₃, Aplikace: Standardy AAS
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1,8-Diazabicyclo[5.4.0]undec-7-ene ≥98%
Supplier: Merck
1,8-Diazabicyclo[5.4.0]undec-7-ene ≥98%
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Test strips, nitrite , Reflectoquant®, Supelco®
Supplier: Merck
Test strips for the reflectometers RQflex® 10, RQflex® 10 plus and RQflex® 20.
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Bromide bromate concentrate for dilution to 1 L c(Br2) = 0,05 mol/l (0,1 N), Titrisol® volumetric solution, Supelco®
Supplier: Merck
Bromide bromate concentrate for dilution to 1 L c(Br2) = 0,05 mol/l (0,1 N), Titrisol® volumetric solution, Supelco®
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Visual colour kits, zinc, MQuant®, Supelco®
Supplier: Merck
Quick tests, visual colour comparison.
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Kyselina boritá, EMSURE® ACS, ISO, Reag. Ph. Eur. p.a., Supelco®
Supplier: Merck
Kyselina boritá, EMSURE® Reag. Ph. Eur., ISO for analysis, Supelco®
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Peroxid vodíku 30%, Suprapur® for trace analysis, Supelco®
Supplier: Merck
Peroxid vodíku 30%, Suprapur® for trace analysis, Supelco®
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Chloraceton stabilizovaný for synthesis, Sigma-Aldrich®
Supplier: Merck
Chloraceton stabilised for synthesis, Sigma-Aldrich®
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2-Acetylthiophene for synthesis, Sigma-Aldrich®
Supplier: Merck
2-Acetylthiophene for synthesis, Sigma-Aldrich®
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Kadmium, coarse powder, EMSURE® ∼ 0.3-1.6 mm p.a., suitable for filling of reductors, Supelco®
Supplier: Merck
Kadmium, coarse powder, EMSURE® ∼ 0.3-1.6 mm p.a., suitable for filling of reductors, Supelco®
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hořčík ≥97.0%, powder for synthesis, Ø <0,1 mm, Sigma-Aldrich®
Supplier: Merck
hořčík ≥97.0%, powder for synthesis, Ø <0,1 mm, Sigma-Aldrich®
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Methanol, LiChrosolv®, hypergrade for LC-MS, for HPLC, Supelco®
Supplier: Merck
LiChrosolv® hypergrade is accurately tested for LC-MS suitability, and meet all the requirements of modern LC-MS ionisation methods (ESI / APCI - positive and negative mode).
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o-Krezol for synthesis, Sigma-Aldrich®
Supplier: Merck
o-Krezol for synthesis, Sigma-Aldrich®
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Cyklohexan, EMSURE® ACS, ISO, Reag. Ph. Eur. p.a., Supelco®
Supplier: Merck
EMSURE® grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE® provides worldwide best and most extensive product specifications. We declare our EMSURE® range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.
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Chrom 1000 mg/L v 0,5 M kyselině dusičné (from Cr(NO₃)₃) Certipur® standard pro AAS, Supelco®
Supplier: Merck
Standardy - chrom, 1000 mg/L, Certipur®, Supelco®, Chrom, Matrice: 0,5 M HNO₃, Aplikace: Standardy AAS
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Oxidase, Bactident®, Millipore®
Supplier: Merck
Oxidase used for the detection of cytochrome oxidase in microorganisms.
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V opačném případě obdržíte obecná doporučení.
Katalog #: 83639.320
Dodavatel: VWR Chemicals
Katalog #: 20864.320
Dodavatel: VWR Chemicals
Katalog #: 215-1592
Dodavatel: VWR Collection
Katalog #: 83640.320
Dodavatel: VWR Chemicals
Katalog #: 31770.294
Dodavatel: VWR Chemicals
Katalog #: 1.00030.2500
Dodavatel: Merck
Katalog #: 83645.320
Dodavatel: VWR Chemicals