Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 100 gr

Category

İndikatörler

Brand

MERCK

Stock Code

LB.M.1081750100

Kısa Bilgi

Synonym(s): Thymolphthalein Empirical Formula (Hill Notation): C28H30O4 CAS Number: 125-20-2 Molecular Weight: 430.54 MDL number: MFCD00005909 EC Index Number: 204-729-7

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Teklif Sepetine Ekle

Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 100 gr
Catalogue Number	108175

Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur

Product Information
CAS number	125-20-2
EC number	204-729-7
Grade	ACS,Reag. Ph Eur
Hill Formula	C₂₈H₃₀O₄
Molar Mass	430.54 g/mol
HS Code	2932 20 00
Structure formula Image
Quality Level	MQ200

Physicochemical Information
Melting Point	251 - 253 °C
Bulk density	400 kg/m3

Safety Information according to GHS
Storage class	10 - 13 Other liquids and solids
WGK	WGK 3 highly hazardous to water
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.

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Specifications
Identity (UV/VIS-Spectrum)	passes test
Appearance	White to almost white powder, eventually slightly yellowish.
Clarity of solution (1 g/l; ethanol)	passes test
Absorption maximum λmax. (buffer pH 10.5)	592 - 596 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; buffer pH 10.5; calculated on anhydrous substance)	800 - 900
Transition range	pH 9.0 - pH 10.5 colourless - blue
Transition range (according to ACS)	passes test
Transition interval (according Reag. Ph. Eur.)	passes test
Loss on drying (110 °C)	≤ 1 %

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