Merck 118304 0025 Pentane-1-Sulfonic Acid Sodium Salt 25 GR.

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Description
Catalogue Number	118304

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Product Information
CAS number	22767-49-3
EC number	245-208-4
Hill Formula	C₅H₁₁NaO₃S
Molar Mass	174.20 g/mol
HS Code	2904 10 00
Structure formula Image
Quality Level	MQ100

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Applications
Application	Pentane-1-sulfonic acid sodium salt for ion pair chromatography LiChropur®. CAS 22767-49-3, pH 5.5 - 7.5 (100 g/l, H₂O, 20 °C).

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Physicochemical Information
pH value	5.5 - 7.5 (100 g/l, H₂O, 20 °C)
Bulk density	390 kg/m3

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Safety Information according to GHS
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly hazardous to water
Disposal	3\nRelatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

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Storage and Shipping Information
Storage	Store at +15°C to +25°C.

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Specifications
Assay (alkalimetric, calculated on dried substance)	≥ 99 %
Identity (IR-spectrum)	conforms
pH (100 g/l, water)	5.5 - 7.5
UV-transmission (0.005 mol/l; 1 cm; Water) (at 200 nm)	≥ 70 %
UV-transmission (0.005 mol/l; 1 cm; Water) (at 220 nm)	≥ 90 %
UV-transmission (0.005 mol/l; 1 cm; Water) (at 250 nm)	≥ 98 %
Loss on drying (120 °C; 4h; Vacuum)	≤ 2.0 %