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SPADNS

SPADNS Structure
CAS No.
23647-14-5
Chemical Name:
SPADNS
Synonyms
SPADNS;SpadnsGr;SPADNS reagent;SPADNS SOLUTION;SPADNS extrapure AR;SPADNS, Reagent, ACS;SPADNS extrapure AR, ACS;2,7-naphthalenedisulfonic;Sulfanilic acid azochromtrop;SULFANILIC ACID-AZOCHROMOTROP
CBNumber:
CB8205751
Molecular Formula:
C16H13N2NaO11S3
Molecular Weight:
528.45
MOL File:
23647-14-5.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06
Request For Quotation

SPADNS Properties

Melting point >300°C
storage temp. Store at +15°C to +25°C.
solubility 220g/l
form Crystalline Powder
color Dark red-brown
PH 6.0 (10g/l, H2O, 22℃)
Water Solubility Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.
EPA Substance Registry System 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt (23647-14-5)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
TSCA  Yes
HS Code  2927 00 00
NFPA 704
1
2 0

SPADNS price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) S9256 Sulfanilic acid azochromotrop ≥80% 23647-14-5 10G ₹5370 2022-06-14 Buy
Sigma-Aldrich(India) S9256 Sulfanilic acid azochromotrop ≥80% 23647-14-5 25G ₹10700 2022-06-14 Buy
Sigma-Aldrich(India) S9256 Sulfanilic acid azochromotrop ≥80% 23647-14-5 50G ₹16740 2022-06-14 Buy
Sigma-Aldrich 1.07998 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt GR for analysis (reagent for fluoride, zirconium, thorium) 23647-14-5 25G ₹14280.01 2022-06-14 Buy
Sigma-Aldrich(India) 1.07998 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt GR for analysis (reagent for fluoride, zirconium, thorium) 23647-14-5 25G ₹14280.01 2022-06-14 Buy
Product number Packaging Price Buy
S9256 10G ₹5370 Buy
S9256 25G ₹10700 Buy
S9256 50G ₹16740 Buy
1.07998 25G ₹14280.01 Buy
1.07998 25G ₹14280.01 Buy

SPADNS Chemical Properties,Uses,Production

Chemical Properties

dark red-brown crystalline powder

Uses

Sulfanilic acid azochromotrop is used as an indicator for complexometric determinations of zirconium and thorium. It is used as a reagent for drinking and wastewater analysis using Hach Method 8029, Fluoride, SPADNS Method.

SPADNS Preparation Products And Raw materials

Raw materials

Preparation Products

SPADNS Suppliers

Global( 178)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
Arnish Laborates Pvt Ltd +91 7208475595 Maharashtra, India 187 58 Inquiry
JSK Chemicals +919879767970 Gujarat, India 3756 58 Inquiry
Esjay Chemicals +919820452929 Maharashtra, India 110 58 Inquiry
GSP Dyes and Chemicals Pvt.Ltd +91-22-28144802 +91-2228144802 Maharashtra, India 79 58 Inquiry
Anubhav Business Corporation +91-2228014519 +91-2228014999 Maharashtra, India 119 58 Inquiry
Patel Chemopharma PVT .LTD +91-22-8994142 New Delhi, India 33 60 Inquiry
Molychem 08048372666Ext 559 Mumbai, India 577 58 Inquiry
Oceanic Pharmachem Pvt. Ltd. 91-22-42128600 Maharashtra, India 2006 58 Inquiry
Suvchem 91-22-28725393 Maharashtra, India 180 58 Inquiry
Belami Fine Chemicals Pvt. Ltd. 91-22-22051092 Maharashtra, India 89 58 Inquiry
Supplier Advantage
Arnish Laborates Pvt Ltd 58
JSK Chemicals 58
Esjay Chemicals 58
GSP Dyes and Chemicals Pvt.Ltd 58
Anubhav Business Corporation 58
Patel Chemopharma PVT .LTD 60
Molychem 58
Oceanic Pharmachem Pvt. Ltd. 58
Suvchem 58
Belami Fine Chemicals Pvt. Ltd. 58

SPADNS Spectrum

SPADNS(23647-14-5)IR1SPADNS(23647-14-5)IR2

23647-14-5(SPADNS)Related Search:

Trisodium naphthalene-1,3,6-trisulphonate (ETHYLENEDINITRILO)TETRAACETIC ACID, TRISODIUM SALT HYDRATE NITRILOTRIACETIC ACID TRISODIUM SALT MONOHYDRATE N,N-BIS(CARBOXYLATOMETHYL)ALANINE TRISODIUM SALT CHROMOTROPIC ACID DISODIUM SALT
2,7-Naphthalenedisulfonic acid disodium salt Sodium 5-hydroxynaphthalene-1-sulphonate 6-Amino-4-hydroxy-2-naphthalenesulfonic acid Naphthalene-2-sulfonic acid CHROMOTROPIC ACID SODIUM SALT
Sulfanilic acid SODIUM SULFANILATE Naphthalene-2,7-disulfonic acid 3-Hydroxythiophenol CHROMOTROPE 2R
Disodium 3-aminonaphthalene-2,7-disulphonate 1,8-Dihydroxynaphthylene-3,6-disulfonic acid P-PHENYLAZOBENZENESULFONIC ACID
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4,5-Dihydroxy-3-(4-sulfophenylazo)naphthalene-2,7-disulfonic acid 4,5-Dihydroxy-3-[(4-sulfophenyl)azo]-2,7-naphthalenedisulfonic acid 3-[[4-(Sodiooxysulfonyl)phenyl]azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt Sulfanilic acid azochromtrop 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt,indicator 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodiuM salt, indicator grade 10GR 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodiuM salt, indicator grade 25GR SPADNS 4,5-Dihydroxy-3-(4-sulfophenylazo)-2,7-naphthalenedisulfonic Acid Trisodium Salt Trisodium 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonate 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic Acid Trisodium Salt 1,8-DIHYDROXY-2-(4-SULFOPHENYLAZO)NAPHTH SPADNS, Reagent, ACS 2-(4-Sulfophenylazo)chroMotropic acid trisodiuM salt, indicator 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt GR for analysis (reagent for fluoride, zirconium, thorium) SPADNS SULFANILIC ACID-AZOCHROMOTROP SULFANILIC ACID AZOCHROMOTROPE TRISODIUM 2-(4-SULFOPHENYLAZO)-1,8-DIHYDROXYNAPHTHALENE-3,6-DISULFONATE p-Sulfophenylazochromotropic acid trisodium salt Sulphanilic acid azochromotrope~2-(4-Sulphophenylazo)chromotropic acid trisodium salt trisodium 4,5-dihydroxy-3-(4-sulphonatophenylazo)naphthalene-2,7-disulphonate 2(4-SULFOPHENYLAZO)1,8-DIHYDROXY-3,6-NAP HT HALENEDISULFONIC ACID, 3NA SALT,IND SULFANILIC ACID AZOCHROMOTROP FOR & SpadnsGr-(2-(P-SulphophenylAzo)1,8-Dihydroxynaphelene-3,6-DisulphonicAcidTrisodiumSalt) SpadnsGr 1,8-DIHYDROXY-2-(4-SULFOPHENYLAZO)NAPHTHALENE-3,6-DISULFONICACID 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt, indicator grade 4,5-DIHYDROXY-3-(P-SULFOPHENYLAZO)-2,7-NAPHTHALENE DISULFONIC ACID, TRISODIUM SALT 4,5-DIHYDROXY-3-(4-SULFOPHENYLAZO)-2,7-NAPHTHALENEDISULFONIC ACID TRISODIUM SALT 3-(4-SULFOPHENYLAZO)-4,5-DIHYDROXY-2,7-NAPHTHALENEDISULFONIC ACID TRISODIUM SALT 2-(P-SULFOPHENYLAZO)-1,8-DIHYDROXY-3,6-NAPHTHALENEDISULFONIC ACID TRISODIUM SALT 2-(P-SULFOPHENYLAZO)1,8-DIHYDROXY-3,6 NAPHTHALENE TRISODIUM SALT 2-(P-SULFOPHENYLAZO)-1,8-DIHYDROXY-NAPHTHALENE-3,6-DISULFONIC ACID TRISODIUM SALT 2-(4-SULFOPHENYLAZO)-1,8-DIHYDROXY-3,6-NAPHTHALENEDISULFONIC ACID TRISODIUM SALT 2-(p-SULFOPHENYLAZO)-1,8-DIHYDROXY-3,6-NAPH- THALENEDISULFONIC ACID SPADNS SOLUTION 1,8-DIHYDROXY-2-(4-SULFOPHENYLAZO)NAPHTHALENE-3,6-DISULFONIC ACID TRISODIUM SALT 2-(p-Sulfophenylazo)chromotrop 2,7-naphthalenedisulfonic 2,7-naphthalenedisulfonicacid,4,5-dihydroxy-3-((4-sulfophenyl)azo)-,trisodium 2,7-naphthalenedisulfonicacid,4,5-dihydroxy-3-((4-sulfophenyl)azo)-,trisodiumsalt 2,7-Naphthalenedisulfonicacid,4,5-dihydroxy-3-[(4-sulfophenyl)azo]-,trisodiumsalt 7-naphthalenedisulfonicacid,4,5-dihydroxy-3-[(4-sulfophenyl)azo]-trisodiu 1,8-Dihydroxy-2-(4-sulfobenzeneazo)-3,6-naphthalenedisulfonic acid trisodiu 2-(4-SULFOPHENYLAZO)1,8-DIHYDROXY-3,6-NAPHTHALENEDISULFONIC ACID TRISODIUM SALT (SPADNS) Trisodium 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonate Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate Hydrate 2-(P-SULFOPHENYLAZO)1,8-DIHYDROXY-3,6-NAPHTHALENE 4,5-DIHYDROXY-3-(P-SULFOPHENYLAZO)-2,7-NAPHTHALENEDISULFONIC ACID SPADNS extrapure AR 2-(4-Sulfophenylazo)chromotropic acid trisodium salt, SPADNS, 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic acid trisodium salt, 2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonic acid trisodium salt 2-(4-Sulfophenylazo)chromotropic acid trisodium salt, SPADNS, Sulfanilic acid azochromotrop, 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic acid trisodium salt 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonic acid 3-(4-Sulfophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid 3-[(4-Sulfophenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid SPADNS reagent SPADNS, REAGENT (ACS)SPADNS, REAGENT (ACS)SPADNS, REAGENT (ACS) Trisodium2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonateHydrate> 2-(4-Sulfonylphenyl azochromic acid trisodium salt, indicator