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1.01213

Supelco

Ammonium thiocyanate

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

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Synonym(s):
Ammonium thiocyanate, Ammonium sulfocyanide, Ammonium rhodanide, Thiocyanic acid ammonium salt, Ammonium sulfocyanate
Empirical Formula (Hill Notation):
CH4N2S
CAS Number:
Molecular Weight:
76.12
MDL number:
EC Index Number:
217-175-6

grade

ACS reagent

Quality Level

Agency

reag. ISO
reag. Ph. Eur.

vapor pressure

<1 hPa ( 20 °C)

product line

EMSURE®

Assay

≥99.0% (silver nitrate titration)

form

solid

potency

500 mg/kg LD50, oral (Rat)

impurities

≤0.005% Insoluble matter
≤0.02% Iodine consuming substances

ign. residue

≤0.025% (as sulfate)

pH

4.5-6.0 (20 °C, 50 g/L in H2O)

mp

151 °C

solubility

1600 g/L

density

1.3 g/cm3 at 20 °C

bulk density

600‑700 kg/m3

anion traces

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.0025%
sulfide (S2-): ≤0.001%

cation traces

Cu: ≤0.0004%
Fe: ≤0.0001%
Pb: ≤0.0004%
heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

InChI

1S/CHNS.H3N/c2-1-3;/h3H;1H3

InChI key

SOIFLUNRINLCBN-UHFFFAOYSA-N

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1 of 4

This Item
1.012001.012011.01145
vibrant-m

1.01213

Ammonium thiocyanate

vibrant-m

1.01200

Ammonium peroxodisulfate

vibrant-m

1.01201

Ammonium peroxodisulfate

vibrant-m

1.01145

Ammonium chloride

assay

≥99.0% (silver nitrate titration)

assay

≥98.0% (iodometric)

assay

≥98.0% (iodometric)

assay

≥99.8% (silver nitrate titration), 99.0-100.5% dry basis (silver nitrate titration)

solubility

1600 g/L

solubility

620 g/L

solubility

-

solubility

372 g/L (External MSDS)

Quality Level

300

Quality Level

200

Quality Level

300

Quality Level

300

grade

ACS reagent

grade

-

grade

ACS reagent

grade

ACS reagent

anion traces

chloride (Cl-): ≤0.005%, sulfide (S2-): ≤0.001%, sulfate (SO42-): ≤0.0025%

anion traces

chloride (Cl-): ≤0.002%

anion traces

chloride, chlorate (as Cl-): ≤0.001%

anion traces

bromide (Br-): passes test, iodide (I-): passes test, nitrate (NO3-): ≤0.0005%, phosphate (PO43-): ≤0.0002%, sulfate (SO42-): ≤0.002%

Linkage

Replaces: AX1415; AX1415-1

Analysis Note

Assay (argentometric): ≥ 99.0 %
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water, 25 °C): 4.5 - 6.0
Chloride (Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.0025 %
Sulphide (S): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Cu (Copper): ≤ 0.0004 %
Fe (Iron): ≤ 0.0001 %
Pb (Lead): ≤ 0.0004 %
Residue on ignition (as sulfate): ≤ 0.025 %
Iodine consuming substances:
≤ 0.02 %
: ≤ 0.004 meq/g
Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1

Supplementary Hazards

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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