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Detergents

Detergents and tensides are widely spread in many products. Their quality is mostly important in products, which shall be environment friendly and which will be used for contacting human skin.

 

Target User:

  • QC departments of chemical and pharmaceutical industries
  • Independent control institutes and governmental control labs

 

Typical festures of the filter papers:

The high consistency of the quality level assures reliable results of the analysis from one lot to the other over many years.

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OBJECTIVE

TECHNIQUE

TYPE of FILTER

PART NUMBER-GRADE

Gravimetric analysis

Filtration (Funnel/Büchner)

Filter paper for quantitative analysis

589/1   589/2

589/3   589/4

589/5   589/6

Solid-liquid separation

Filtration (Funnel/Büchner)

Filter paper for general use

Smooth

Crained

Creped

0860

0858

0905

Determination of Humidity

Thermo-Gravimetry

Glass microfibre filters

Carrier 029

Carrier 040

Determination of tenside content

Filtration (Funnel/Büchner)

Glass microfibre filters

GF 50

HPLC

Clarification of organic samples

Nylon syringe filter, 0.2 µm

SNY 020 25 100

Separation of solids in suspensions

Clarification of organic samples

Filtration of mobile phase

Regenerated cellulose syringe filter, 0.2 µm

SCR 020

Nylon membranes, or

regenerated cellulose, 0.2 µm

NY 020

CR 020

Filtration (Funnel/Büchner)

Glass microfibre filters

GF 52

Protection of apparatus and surfaces

 Absorption

Absorbent paper with polyethylene layer

295 PE