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Chlorophenol red, 5 g

p.a.
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Warning
H315-H319-H335
i causes skin irritation, causes serious eye irritation, may cause respiratory irritation
P280 P302+P352 P305+P351+P338
i wear protective gloves/eye protection, IF ON SKIN: Wash with plenty of soap and water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
Pack Qty.
Pack.
3',3-Dichlorophenol sulphonic phthalein
Empirical formula C19H12Cl2O5S
Molar mass (M) 423,27 g/mol
Melting point (mp) 261 °C
WGK 1
CAS No. [4430-20-0]
EG-Nr. 224-619-2

Indicator pH 4.8-6.4
Dissolve 0.1 g in 100 ml ethanol (20 %) or 0.04 g in 0.94 ml NaOH 0.1 mol/l and fill up with water to 100 ml

Type analysis

€32.15/Pack Qty. 

excl. VAT. | 5 g per Pack Qty.

Art. No. 0347.1

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Technical Information
Colour conversion yellow - red violet  
Handling area pH 4,8 - 6,4  
Chlorophenol red
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Order No. Pack Qty. Pack. Price Quantity
0347.1 5 g glass €32.15
0347.2 10 g glass €52.60
0347.3 25 g glass €111.70
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The following analysis certificates have been found:

Type analysis

Maximum absorption560-575 nm  
Loss on drying (110 °C)≤5 %  

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