Sulphur

sulphur stable isotope lab

Stable Isotopes - Sulphur - 34S/32S

Abundance
32S = 95.00 % atom
33S = 0.76 % atom
34S = 4.22 % atom
36S = 0.014 % atom

Gas analysed
SO2

Standard Used
VCDT (Vienna Canon Diablo Troilite, absolute isotope ratio (44360±40)x10-6 [MacNamara & Thode, 1950])

Equipment
Isoprime dual inlet coupled to Eurovector EA
Oxygen PAR Bomb + offline prep for BaSO4 + Ag2S extractions

    Precision‰ Preferred sample size Minimum sample size Price
SOLIDS
34S Ag2S 0.1 50mg 15mg  
34S sulfide minerals 0.1 5mg S 2mg S  
34S elemental sulphur 0.1 5mg S 2mg S  
34S sulfate minerals 0.3 50mg 15mg  
34S & 18O sulfate minerals 0.2 & 0.3 50mg as BaSO4 15mg as BaSO4  
34S organic 0.3 5mg S 2mg S  
LIQUIDS
34S sulfate solution 0.2 ml 20 mg as SO4 15mg as BaSO4  
34S & 18O sulfate solution 0.2 & 0.3 50mg as BaSO4 15mg as BaSO4  
GAS
34S H2S