Papier filtre sans cendres à débit lent, grade 042, 100 disques

Diamètre

110 mm

110 mm (vente en gros)

125 mm

125 mm (vente en gros)

185 mm

185 mm (vente en gros)

Prix

Quantité

Équivalent à : Ahlstrom Grade 94, Whatman Grade 42

Paiements sécurisés

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Grade 042 - Papier filtre sans cendres - 100 cercles

Ces qualités standard sans cendres sont des papiers filtres de haute pureté adaptés aux techniques gravimétriques quantitatives de routine et à la préparation d'échantillons destinés à être utilisés dans des analyses impliquant des techniques instrumentales.

Il s'agit d'un filtre de rétention extrêmement fin pour l'analyse gravimétrique critique de particules très fines telles que les sulfates de baryum et de plomb, le sulfure stannique et de nickel, l'oxalate de calcium et le fluorure de calcium.

Note : 042
Rétention des particules : 1,5 µm
Débit : Lent
Vitesse de filtration Herzberg (s) : 1724
Rapidité de la vitesse de filtration mls/min : 4
Teneur en cendres : 0,007 %
Unités : 100 cercles

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