MACHEREY-NAGEL

Features Base material: silica 60, specific surface (BET) ~ 500 m2/g, mean pore size 60 Å specific pore volume 0.75 mL/g particle size 2–10 μm for preparative plates (1 mm thickness of layer) standard silica 60 particle size 5–17 µm pH stability 2–10 Indicator:...

Tube test for the determination of Formaldehyde. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Formaldehyde - 0.20–10.00 mg/L

Tube test for the determination of Organic acids. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Organic acids - 0.5–50.0 mmol/L CH3COOH , Organic acids - 30–3000 mg/L CH3COOH

The retention gap technique in combination with on-column injection allows concentration of a large sample volume in the capillary column. Choice of the retention gap depends on the solvent used: the flooded zone after injection should be between 20–30 cm/µL Me-Sil retention gap only for...

PERMABOND® Silane GC capillary columns for silane analyses Features Developed especially for the analysis of monomeric silanes and chlorosilanes (not for the separation of trimethylsilyl derivatives) Also suited for the separation of dimeric siloxanes and silazanes Columns with 0.32 mm ID: Max....

Tube test for the determination of total Kjeldahl Nitrogen (TKN). Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Kjeldahl-Nitrogen - 1.00–16.0 mg/L TKN

QUANTOFIX Chromate test strips for the determination of Chromate directly on-site. Measuring range: 0-3-10-30-100 mg/L CrO42- __UN 3316 Chemical kit 9 II 0.050 L ADR/GGVSEB M11 (E) ADR 3.3.1/251: LQ PAX 960 10 Kg CAO 960 10 Kg

Tube test for the determination of Nitrite. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Nitrite -0.1–4.0 mg/L NO2-N, Nitrite - 0.3–13.0 mg/L NO2?

Tube test for the determination of ortho- and total Phosphate. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Phosphate (ortho) - 0.5–15.0 mg/L PO4³? , Phosphate (ortho) -...

MACHEREY-NAGEL glass vials are made from 1st hydrolytic class glass Crimp neck vials N 11 are available in broad variety, incl. vials with small/wide opening, with/without label + scale, in clear or amber glass (silanized versions also available) Guaranteed specification obedeyance by...

pH-Fix 5.1-7.2 indicator strips with chemically bound indicators are the bench mark for pH testing with test strips. The fixation prevents bleeding and therefore contamination of the sample. measuring range: pH 5.1-5.4-5.7-6.0- 6.3-6.6-6.9-7.2

Tube test for the determination of Potassium. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Potassium - 2–50 mg/L K?

pH-Fix 3.6-6.1 indicator strips with chemically bound indicators are the bench mark for pH testing with test strips. The fixation prevents bleeding and therefore contamination of the sample. measuring range: pH 3.6-4.1-4.4-4.7- 5.0-5.3-5.6-6.1

NUCLEODUR® is a fully synthetical type B silica (silica of 3rd generation) offering highly advanced physical properties: Totally spherical particle shape Outstanding surface microstructure High pressure stability Low metal content NUCLEODUR® as a state-of-the-art silica is the ideal base...

Ensure a secure and contamination-free seal on your vials with these Stoppers for Crimp Caps, N 20. Tailored to meet rigorous laboratory standards, these stoppers maintain the integrity of sensitive samples and substances during storage or transport. With their precision design, they offer reliable...

VISOCOLOR Powder Pillows Silica HR reagent set for photometric determination of Silica in the high range. Ideal for boiler feed water analysis of low to medium pressure boilers. Measuring range: 2-210 mg/L SiO2 Set of Molybdate-, Citirc acid- and Acid reagent

QUANTOFIX chlorine dioxide 15 semi-quantitative test strips for the determination of chlorine dioxide. Measuring range: 0-0,25-0,5-1-3-5-10-15 mg/L ClO2

GC injection port septa Standard quality Septum grade: Standard septa (ST) Material: beige silicone Thickness: 4 mm Hardness: 60° shore A Septum grade: High temperature septa (HT) Material: red non-bleeding silicone Thickness: 3 mm Hardness: 60° shore A Max. Temperature: 320 °C Septum...

Combination phase for SPE analysis of PAHs from water containing humic acids Features Special combination phase: aminopropyl phase for removal of interfering humic acids octadecyl phase for enrichment of PAHs Recommended application: PAHs from water containing humic acids

QUANTOFIX Nitrite 3000 semi-quantitative test strips for the determination of high concentrations of nitrite (NO 2) in solutions. Measuring range: 0-0.1-0.3-0.6-1-2-3 g/L NO2-

Tube test for the determination of ortho- and total Phosphate. Precise rapid tests for all kind of water and waste water samples. Time-saving and reliable analysis together with Macherey-Nagel NANOCOLOR photometers. Measuring range: Phosphate (ortho) - 0.30–15.00 mg/L P , Phosphate (ortho) - 1–45.0...

Standard test for the determination of Phenols. Reagent kit for highly sensitive photometric measurements with low costs per sample. Pre-programmed on NANOCOLOR photometers. Measuring range: Phenols - 0.01–7.0 mg/L Phenol

Broad variety of Headspace vials for almost all autosamplers; most popular ones are: 702924 (10 mL) / 702263+702263.2 (20 mL) with rounded bottom for CTC, Gerstel, Shimadzu and equivalent ones in combination with magnetic/bi-metal closures N 20 702917 (6 mL) / 70254/702540 (20 mL) with beveled top...

CHROMAFIL® syringe filters – Ideal for GC, HPLC and UHPLC sample filtration By using CHROMAFIL® syringe filters unwanted particles are removed which can otherwise cause contamination and clogging of sensitive instrumentation. So, filtering your samples leads to an increase of lifetime...