Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

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Merck 104022.0025
Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

Description
Catalogue Number	104022
Synonyms	(C.I. 42053) for microbiology Certistain®
Description	FAST GREEN FCF (C.I. 42053) FOR MICROSCO
Overview	The Certistain® dry dye Fast Green FCF (C.I. 42053) is used for the preparation of a staining solution that can be used for modified connective tissue staining acc. to van Gieson in histological sections. Further it is applied in histology as counterstaining in e.g. trichrome staining acc. to Masson and additionally for histochemical staining, as well as in Cytology as counterstain instead of light green SF in Papanicolaou’s staining. As CERTISTAIN® dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations.

Product Information
CAS number	2353-45-9
EC number	219-091-5
Hill Formula	C₃₇H₃₄N₂Na₂O₁₀S₃
Molar Mass	808.86 g/mol
HS Code	3204 19 00
Structure formula Image

Applications
Application	Fast green FCF (C.I. 42053) for microscopy Certistain®. CAS 2353-45-9, pH 2.7 (10 g/l, H₂O, 20 °C).

Physicochemical Information
Melting Point	290 °C (decomposition)
pH value	2.7 (10 g/l, H₂O, 20 °C)
Bulk density	350 kg/m3
Solubility	150 g/l

Toxicological Information
LD 50 oral	LD50 Rat > 2000 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H341: Suspected of causing genetic defects.
Precautionary Statement(s)	P281: Use personal protective equipment as required. P308 + P313: IF exposed or concerned: Get medical advice/ attention.
Signal Word	Warning
RTECS	BQ4425000
Storage class	10 – 13 Other liquids and solids
WGK	WGK 2 water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Harmful
Categories of danger	mutagenic
R Phrase	R 68 Possible risk of irreversible effects.
S Phrase	S 36/37 Wear suitable protective clothing and gloves.

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

Specifications
Dye content (spectrophotometrically)	≥ 85 %
Identity (UV/VIS-Spectrum)	passes test
Absorption maximum λ max (ethanol 50 %)	622 – 626 nm
Spec. Absorptivity A 1%/1cm (λ_m_a_x; 0.003 g/l; ethanol 50 %)	1360 – 1610
TLC-Test	passes test
Loss on drying (110 °C)	≤ 10 %
Suitability for microscopy	passes test

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Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

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Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

Merck 104022.0025 Fast Green FCF (C.I.42053) for microscopy Certistain (25 gram)

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