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Merck
CN

83873

Guanidine thiocyanate

≥97.0% (AT)

Synonym(s):

Guanidinium rhodanide, Guanidinium thiocyanate

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About This Item

Linear Formula:
NH2C(=NH)NH2 · HSCN
CAS Number:
Molecular Weight:
118.16
EC Number:
209-812-1
UNSPSC Code:
12352200
MDL number:
Beilstein/REAXYS Number:
3563461
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assay

≥97.0% (AT)

ign. residue

≤3% (as SO4)

mp

115-118 °C, 120-122 °C (lit.)

solubility

H2O: 4 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤15000 mg/kg

cation traces

Ca: ≤50 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤100 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

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Application

Chaotropic agent and strong denaturant; solubilizes cells.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

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

supp_hazards

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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