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Fluorescein free acid

Negotiable Min Order Quantity Unit

Tianjin Incentive Technology Co., Ltd

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Product name	Fluorescein free acid	Certification	-
Category	Other Chemicals	Ingredients	-
Keyword	ph indicator , chemical reagent , yellow 7 , acid yellow 73	Unit Size	-
Brand name	Incentive Tech	Unit Weigh	-
origin	China	Stock	-
Supply type	-	HS code	-

Fluorescein, CAS NO.: 2321-07-5 ( g to tons are available)

CAS NO.:	2321-07-5
Product Code:	FLU05
Synonyms:	KI201; Eosin; angiofluor; Acid Yellow 73; Fluorecein; YELLOW 7; Fluorescein; Fluorescein (free acid); 3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one;
Formula:	C20H12O5
Molecular Weight:	332.306

Properties
Appearance:	Orange-red Crystalline Powder
Density:	1.6 g/cm3
Melting Point:	314-316ºC
Boiling Point:	620.8ºC at 760 mmHg
Flash Point:	232.6ºC
Water Solubility:	Insoluble
Stability:	Combustible. Incompatible with strong oxidizing agents.
Safty Info
Safety Statements:	S26-S37/39
HS Code:	3204200000
WGK Germany:	3
Packing Group:	I; II; III
Risk Statements:	R36;R43
Hazard Codes:	Xn:Harmful
Use & Storage
Use:	It is used as an indicator or dye. Also it is the intermediate of Merbromin.
Storage:	Store at RT.

COA
Appearance	Orange-red Crystalline Powder
Mass Absorption Wavelength λ（PH8.0), (nm)	490-493
Mass Absorption Coefficient λ（PH8.0), (L/ cm. g)	≥200
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 0.30 %
Ethanol Dissolution	Passed
Sensitivity Test	Passed

Price (FOB)	Negotiable	transportation	-
MOQ	Negotiable	Leadtime	Negotiable
Payment Options	D/A,D/P,L/C,MoneyGram,T/T,Western Union	Shipping time	Negotiable

Tianjin Incentive Technology Co., Ltd

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Address: No.64, District 1, Dongyingfang, Yuyang Town, Jixian, Tianjin, China

Product Category: Chemical Reagents & Products,Other Chemicals,Other Dyestuffs

Company introduction: Tianjin Incentive Technology Co., Ltd is a leading international supplier and distributor of Indicators, Biological Stains, Intermediates, Dyes and other chemicals. By the reason of uneven quality and price in the international market, customers feel difficult to choose, it was founded to offer professional service and keep aim to maintain corporate image, create business value together with you.

Our products quantity are available from g to tons, you can choose whatever you need. Professional technicians, skilled workers, mature technologies make quality stable. Long term material suppliers make price stable and competitive. Also short delivery time will be offered by our fastest logistic system. About the after-sale service, we will lose no time to handle it. We are small organization, we act very quickly.

You will find every order was treated seriously if you choose us. Quality, responsiveness, competitive price, timeliness of deliveries, after-sale services are important factors we focused on. We hope our company grows up with good reputation, and we are dedicating to make it true. We need your support and you will not disappoint.