SPADNS

Identify Properties Safty Prices Suppliers 4 Links ☰

Identify Properties Safty Prices Suppliers 4 Links

CAS 23647-14-5

Formula C16H9N2Na3O11S3

MDL MFCD00003952

Catalog #	Product (Catalog #)	Unit	Price (US$)	Quantity
320834112399	SPADNS (320834112399)		on request	+ -

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Identify

Synonyms:

spadns extrapure ar ; 2-(p-sulfophenylazo)chromotrop ; sulfanilic acid-azochromotrop ; spadns ; 2,7-naphthalenedisulfonic ; spadnsgr ; sulfanilic acid azochromtrop ; spadns solution ; sulfanilic acid azochromotrope ; spadns, reagent, acs

CAS:

23647-14-5

EINECS:

245-803-9

Molecular Formula:

C16H9N2Na3O11S3

MDL:

MFCD00003952

Properties

Molecular Weight:

570.41 g·mol−1

Melting point:

>300 °C

Physical Description:

dark red-brown crystalline powder

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

Prices

For SPADNS we can currently show 4 prices in the last 8 years as an extract from the researched prices. This small overview is intended to serve as a guide and trend.
Prices are in USD and range in year 2018 from USD 128.00 for 50 g to USD 60.00 per 10 g in 2021 .

Last detected Prices

Size	Availability	Last Price	Quantity
10 g	on request	$60.00	+ -
50 g	on request	$126.00	+ -

Last price review [2021-04-29]

Suppliers

Global SPADNS Suppliers : U.K. (1) P.R.China (2) USA (1)

Supplier	Phone	Fax	Country	Inquiry contact
Carbone Scientific Co., Ltd.	+44 (0)203 769 4441 ext 1	+44 (0)203 769 4441 ext 2	U.K.	REQUEST
Leap Chem Co., Ltd	+852-30606658		P.R.China	REQUEST
Richman Chemical Inc.,	+1-215-628-2946	+1-215-628-4262	USA	REQUEST
Skyrun Industrial Co., Ltd.	+86-576-84015261	+86-576-84015261	P.R.China	REQUEST