1.06627

Sodium thiocyanate

EMPLURA^®

• Synonym(s): Sodium thiocyanate, Sodium sulfocyanide
• Empirical Formula (Hill Notation): CNNaS
• CAS Number: 540-72-7
• Molecular Weight: 81.07
• MDL number: MFCD00011123
• EC Index Number: 208-754-4

Properties

• vapor pressure: <1 hPa ( 20 °C)
• Quality Level: 200
• product line: Emplura^®
• assay: ≥98.5% dry basis (silver nitrate titration)
• form: solid
• potency: 764 mg/kg LD₅₀, oral (Rat)
• loss: ≤5.0% loss on drying, 105°C
• pH: 6-8 (20 °C, 100 g/L in H₂O)
• mp: 308 °C
• solubility: >1000 g/L
• density: 1.74 g/cm³ at 20 °C
• bulk density: 800‑1000 kg/m³
• anion traces: chloride (Cl^-): ≤0.1%; sulfate (SO₄^2-): ≤0.025%
• cation traces: As: ≤0.0005%; heavy metals (as Pb): ≤0.002%
• storage temp.: 2-30°C
• InChI: 1S/CHNS.Na/c2-1-3;/h3H;/q;+1/p-1
• InChI key: VGTPCRGMBIAPIM-UHFFFAOYSA-M

Description

Packaging

2.5, 2.5 , 25 kg in Fibre carton

Analysis Note

Assay (argentometric; calculated on dried substance): ≥ 98.5 %
Identity: passes test
Chloride (Cl): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.025 %
Heavy metals (as Pb): ≤ 0.002 %
As (Arsenic): ≤ 0.0005 %
Loss on Drying (105°C): ≤ 5.0 %

Legal Information

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

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H302 + H312 + H332 - H318 - H412
• Precautionary Statements: P273 - P280 - P301 + P312 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1
• Supplementary Hazards: EUH032
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable