Product Information
CAS number	121-57-3
EC index number	612-014-00-X
EC number	204-482-5
Grade	ACS,Reag. Ph Eur
Hill Formula	C₆H₇NO₃S
Chemical formula	NH₂C₆H₄SO₃H
Molar Mass	173.18 g/mol
HS Code	2921 42 00
Structure formula Image

Applications
Application	Sulfanilic acid GR for analysis ACS,Reag. Ph Eur. CAS 121-57-3, EC Number 204-482-5, chemical formula NH₂C₆H₄SO₃H.

Physicochemical Information
Density	1.485 g/cm3 (25 °C)
Ignition temperature	>400 °C
Melting Point	288 °C decomposes
pH value	2.5 (10 g/l, H₂O, 20 °C)
Bulk density	620 kg/m3
Solubility	10 g/l

Toxicological Information
LD 50 oral	LD50 Rat 12300 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H315: Causes skin irritation. H317: May cause an allergic skin reaction. H319: Causes serious eye irritation.
Precautionary Statement(s)	P280: Wear protective gloves. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Warning
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Irritant
Categories of danger	irritant, sensitizing
R Phrase	R 36/38-43 Irritating to eyes and skin.May cause sensitisation by skin contact.
S Phrase	S 24-37 Avoid contact with skin.Wear suitable gloves.

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Specifications
Assay (acidimetric)	99.0 - 102.0 %
Identity (IR-spectrum)	passes test
Matter insoluble in sodium carbonate solution	≤ 0.01 %
Chloride (Cl)	≤ 0.002 %
Nitrite (NO₂)	≤ 0.5 ppm
Sulphate (SO₄)	≤ 0.01 %
Heavy metals (as Pb)	≤ 0.001 %
TLC-Test	passes test
Sulfated ash	≤ 0.01 %

Taksit Seçenekleri

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MERCK 100686 Sulfanilic acid GR for analysis ACS,Reag. Ph Eur. CAS 121-57-3, EC Number 204-482-5, chemical formula NH₂C₆H₄SO₃H

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