نام کالا :
تیمول فتالئین کد 108175 مرک آلمان
نام کالا انگلیسی :Thymolphthalein pH indicator, ACS, Reag. Ph Eur
کد کالا :1.08175
کمپانی :سیگما
cas number :125-20-2
فرمول شیمیایی :C₂₈H₃₀O₄
وزن/جرم ملکولی :430.54
قیمت و دسترسی
| شماره کاتالوگ | واحد کالا | قیمت | واحد | سفارش | |
| 1.08175.0005 | 5 g | تومان | |||
| جهت آگاهی از قیمت کالا با کارشناسان ما تماس حاصل فرمایید | |||||
| 1.08175.0025 | 25 g | تومان | |||
| 1.08175.0100 | 100 g | تومان | |||
شرح و توضیحات
تیمول فتالئین کد 108175 مرک آلمان
Thymolphthalein
pH indicator, ACS, Reag. Ph Eur
Synonym(s):5,5-Diisopropyl-2,2-dimethylphenolphthalein
Analysis Note
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 %
Thymolphthalein
pH indicator, ACS, Reag. Ph Eur
Synonym(s):5,5-Diisopropyl-2,2-dimethylphenolphthalein
Analysis Note
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 %
مشخصات
Product Name
Thymolphthalein, indicator ACS,Reag. Ph Eur
grade
ACS reagent
Quality Level
Agency
reag. Ph. Eur.
form
solid
loss
≤1% loss on drying, 110°C
color
white to almost white
visual transition interval
9.0-10.5, colorless to blue
mp
253 °C
bulk density
400 kg/m3
λmax
592-596 nm (buffer pH 10.5)
storage temp.
2-30°C
SMILES string
O1C(c4c(cccc4)C1=O)(c3c(cc(c(c3)C(C)C)O)C)c2c(cc(c(c2)C(C)C)O)C
InChI
1S/C28H30O4/c1-15(2)20-13-23(17(5)11-25(20)29)28(22-10-8-7-9-19(22)27(31)32-28)24-14-21(16(3)4)26(30)12-18(24)6/h7-16,29-30H,1-6H3
InChI key
LDKDGDIWEUUXSH-UHFFFAOYSA-N
محصلات مشابه
-
تیمول فتالئین کد 89360 سیگما آلدریچ
Thymolphthalein ACS reagent
89360
نمایش قیمت
شماره کاتالوگ واحد کالا قیمت واحد سفارش 89360-10G 10G تومان 89360-50G 50G تومان 89360-5KG 5KG تومان
-
تیمول فتالئین کد 114553 سیگما آلدریچ
Thymolphthalein ACS reagent, Dye content 95%
114553
نمایش قیمت
شماره کاتالوگ واحد کالا قیمت واحد سفارش 114553-10G 10G تومان 114553-50G 50G تومان