Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator

Model NO.
125-20-2
Colour
White
Boiling Point
504.79°c
pH
8.6-10.5
Density
0.92 G/Ml
Molecular Weight
430.54
Melting Point
251-253 °c
Usage
pH Indicator
Transport Package
25kg Drum
Specification
99% Purity Thymolphthalein Powder CAS 125-20-2
Trademark
Fengqiang
Origin
China
HS Code
29322980
Production Capacity
5000kg/Month
Reference Price
$ 9.00 - 90.00

Product Description

Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for PH Indicator 
 
Product Description

Thymolphthalein is a kind of PH indicator.
It is a white to off white powder, insoluble in water.
The range of PH change is 9.4-10.6, and the color changes from colorless to blue. It is also often combined with other indicators to form a gentle indicator, which makes the color change range narrower and the observation clearer.

Product Specification
 
Product Name: Thymolphthalein
CAS: 125-20-2
MF: C28H30O4
MW: 430.54
EINECS: 204-729-7
Melting point  251-253 °C(lit.)
Boiling point  504.79°C (rough estimate)
density  0.92 g/mL at 25 °C
refractive index  1.6400 (estimate)
Fp  74 °F
storage temp.  no restrictions.
solubility  ethanol: clarity passes test
form  Low Melting Mass
pka 9.70, 10.0(at 25ºC)
color  White to slightly yellow
Specific Gravity 0.92
PH 8.6~10.5
PH Range 9.3(colourless)-10.5(blue)
Odor Mild characteristic odor
explosive limit 3.30-19%
Water Solubility  insoluble
Detailed Photos

Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Packaging & Shipping

Packaging

Liquid:
Iron drum & plastic drum packaging 
1kg 25kg 200kg drum 
IBC/ISO tank

Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Solid:
Plastic bag & kraft paper bag & fiber drum
1kg Aluminum Foil bag
25kg bag/drum

Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Shipping:

1) By Express: EMS/ DHL/ FedEx/ TNT/ UPS for sample or small order
2) By air or Sea for mass order

For small order, please expect 3-7 days by UPS DHL EMS FedEx.
For mass order, please allow 5-8 days by Air, 15-30 days by Sea.

Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator
Chemical Reagent Thymolphthalein Powder CAS 125-20-2 for pH Indicator

Company Profile

Hebei Fengqiang Trading Co., Ltd. is a new chemiacl enterprise in integrating R&D, production and sales. Locateed in Shijiazhuang Hebei. Our company mainly working on Cosmetic Raw Matericals. Meanwhile, we made huge breakthrough in Industral of Food, Feed Additives, Intermediates, Dye and Industrial chemcials.

Our company has an independent R&D team, which can develop and customize any pharmaceutical and Cosmetic Raw Materials with low price, high quality and first-class service! Fengqiang′s products are widely exported to the United States, Russia, Canada, Australia, Europe and many other countries with double-clearance door-to-door delivery services. With honest and credible business philosophy.

We will always adhere to expand business scope and provide the best quality products and service to the world.

Our Advantages

1) The professional sales reprensentative answers your inquiy on time;

2) We can provide reasonable price, high quality product and prompt shipmen;

3) We can send the goods to your delivery addreee directly, it is relatively safe and fast;

4) Warm sfter sale service, we will help to solve the problems in your usage.

FAQ

Q1: Can i get small sample?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.

Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Bitcoin.

Q3:What's your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Q4:How about the packing?
A: Usually we provide the packing as 25kg/ bag/ carton/ drum. And we also can according to your requirment.

Q5: How about delivery leadtime?
A:About 3-5 working days after receipt of your payment

Q6: How to contact us?
A:You can chat with us by Trademanager Online. You can choose your interested products and send inquiry to us.Send Email to us.