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SPADNS AR

(A complexometric indicator for Zirconium, Throium and Flouride)

Article No	S-08443
CAS No	23647-14-5
HSN Code	29270090
Purity	-

Grade	AR
Molecular Formula	Suitability as metal indicator
Molecular Weight	570.42
Shelf Life	5 years

MSDS

COA

Packagings

5 gm

25 gm

100 gm

Specifications

Description	Brownish crystalline powder
Absorbance maxima at pH 7.0	505 – 510 nm
Absorptivity, 1cm, λmax	Min. 380.0
Loss on drying at 105°C	Max. 10.0%
Suitability as metal indicator	Passes test
Solubility in water (% weight)	Soluble in water
Dye content (By spectrophotometry)	Min 80.0%

Frequently Asked Questions

Who manufactures and exports SPADNS in India?

Oxford Lab Fine Chem LLP is a leading manufacturer and exporter of SPADNS AR (CAS 23647-14-5) from India.

What is SPADNS used for?

SPADNS is a complexometric indicator used for the determination of zirconium, thorium, and fluoride, most notably in the standard SPADNS method for fluoride testing in water.

What are the key specifications of SPADNS AR?

It has an absorbance maxima at pH 7.0 of 505-510 nm and a minimum dye content of 80.0%.

What pack sizes are available for SPADNS?

It is available in 5 gm, 25 gm, and 100 gm packaging.

How can I request an MSDS for SPADNS?

MSDS can be requested directly through the product page by submitting the article number and product details in the request form.