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SPADNS

SPADNS
SKU
RXSOL-69-2364-714
Supply Location::
Locations

SPADNS manufacturer supplier distributor in Mumbai, Kandla, Kolkata, Vizag, Chennai, India, Fujairah, Dubai, Sharjah, UAE, Gulf, Middle East, Muscat Oman, Kenya Africa. Get the best quality of SPADNS at a competitive price from us. We have ready stock of SPADNS in India, UAE Gulf, Oman, Kenya Africa. Contact us for bulk as well as small orders.

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SURAT CHEMICAL TAG::
Category
Stains Indicator Reagents-69
Variations
SPADNS
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SPADNS excellent quality manufacturer, exporter and supplier. SPADNS (4,5-Dihydroxy-3-(p-sulfophenylazo)-2,7-naphthalene disulfonic acid, trisodium salt) is indicator for zirconium, thorium and colorimetric indicator for fluoride.

C.A.S. No. 23647-14-5
M.F. C16H9N2Na3O11S3
M.W. 570.42gm/mole

Specifications:

Dye Content (by Spectrophotometry) >80%
Solubility 0.1% (Dist. water) Clear solution
Absorption Maximum (water, at pH 7.0)?max 505-510nm
Absorptivity (A1%/1cm in Dist. water, at pH 7.0 at ?max) >375
Loss on drying (110°C) <10%

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