Molekula

Chlorophenol Red

SKU 28830424 CAS 4430-20-0 C19H12Cl2O5S MW 423.2666 In stock

CoA by batch Download specification

Overview

A high-purity stains & indicators supplied by Molekula across research and bulk scale.

Pricing & pack sizes

Pack sizes & pricing

£ GBP € EUR $ USD

5 g — £35.80 per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

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Property	Value
Appearance	Crystalline powder or chunks
Loss on Drying	max 7.00%
Assay	min 93.00%
Specific absorption	min 1550.0
Solubility at 0.1% (95% Ethanol)	Clear solution
pH Transition - Colour Change	pH 4.8 (Brownish Yellow) - pH 6.4 (Violet)
Wavelength of Maximum Absorption in 0.1N NaOH	573.0 - 579.0nm

Storage & handling

Property	Value
Storage Temperature	Ambient
Shelf Life	24 months
Acidity	Neutral

Identification

Property	Value
SKU	28830424
CAS Number	4430-20-0
Molecular Formula	C19H12Cl2O5S
Molecular Weight	423.2666
SMILES	C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C=C3)O)Cl)C4=CC(=C(C=C4)O)Cl
REACH Code	Y113
TSCA Listed	Yes
HTS Code	29349990
Tariff Code	2934999090

Safety & GHS

Warning

Health Hazard GHS07

Hazard statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray
P280 Wear protective gloves/protective clothing/eye protection/face protection
P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
P308+313 IF exposed or concerned: Get medical advice/attention

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Safety Data Sheets (SDS)

Available in FR, RU, IT, ES, DE, EN.

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

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