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Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 25 gr

Kategori
Marka
Stok Kodu
LB.M.1081750025
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
Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 25 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 Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur
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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Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur
Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 25 gr Synonym(s): Thymolphthalein, Empirical Formula (Hill Notation): C28H30O4, CAS Number: 125-20-2, Molecular Weight: 430.54, MDL number: MFCD00005909 LB.M.1081750025
Merck 1.08175 Thymolphthalein indicator ACS,Reag. Ph Eur 25 gr

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