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Merck 107734 Silica Gel 60 (0.063-0.200 mm) for column chromatography 1 kg

Merck 107734 Silica Gel 60 (0.063-0.200 mm) for column chromatography 1 kg

Merck 107734 Silica Gel 60 (0.063-0.200 mm) for column chromatography 1 kg

Category

Analitik Kimyasallar

Brand

MERCK

Stock Code

LB.M.107734.1000

3.592,43 TL + VAT

4.310,91 TL

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MERCK 107734 Silica Gel 60 (0.063-0.200 mm) for column chromatography 1 Kg

Merck 107734 Silica gel 60 (0.063-0.200 mm) for column chromatography (70-230 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4.
Catalogue Number	107734

merck 107734 Silica gel 60 (0.063-0.200 mm) for column chromatography (70-230 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4.

Product Information
CAS number	7631-86-9
EC number	231-545-4
Hill Formula	O₂Si
Chemical formula	SiO₂
Molar Mass	60.08 g/mol
HS Code	2811 22 00

Physicochemical Information
Boiling point	2230 °C (1013 hPa)
Melting Point	1710 °C
pH value	7 (100 g/l, H₂O, 20 °C) (slurry)
Bulk density	200 - 1430 kg/m3
Solubility	(20 °C) insoluble

Safety Information according to GHS
Precautionary Statement(s)	P260: Do not breathe dust.
Storage class	10 - 13 Other liquids and solids
WGK	NWG not water endangering
Disposal	32 Chromatographic residues: Aggressive, explosive (e.g. peroxides) or toxic substances in chromatographic layers or sorbents must be eliminated using suitable methods (washing out, elution) prior to disposal. The solvents used for elution can in many cases be reutilized. Larger quantities of sorbents (e.g. from columns) should be freed from solvents (filtration, drying) and packed into rip-resistant plastic sachets; container I. TLC carrier materials and columns should be disposed of together with the corresponding waste materials (aluminium, glass, plastic); container K.

Safety Information
S Phrase	S 22 Do not breathe dust.

Storage and Shipping Information
Storage	Storage temperature: no restrictions.

Specifications
Specifications
pH-value (10 % suspension)	6.5 - 7.5
Fe (Iron)	≤ 0.02 %
Pore volume (N₂-isotherm)	0.74 - 0.84 ml/g
Specific surface area (according to BET; 5-Pt. measurement)	480 - 540 m²/g
Loss on drying (150 °C)	≤ 7.0 %
Particle size (d10)	75 - 95 µm
Particle size (d50)	125 - 150 µm
Particle size (d90)	215 - 245 µm
The specific surface area and the pore volume are related to the raw material

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