Carrying out subcontracted analyses for the Solaize site on demand and for our Clients on samples:

— petroleum products and crude oil derivatives (from LPG to bitumen),

— alumina and/or silica-based catalysts,

• chemicals derived from biomass.

Elemental analyses on different samples, especially analyses (average annual volume of 2000 to 2500 analyses):

— carbon by combustion in accordance with ASTM D5291 or equivalent,

— hydrogen by combustion in accordance with ASTM D5291 or equivalent,

— combustion oxygen and IR or equivalent,

— total nitrogen by combustion according to ASTM D5291 or equivalent,

— total sulphur by combustion or equivalent,

— total chlorine by potentiometry or microcoulometry depending on the nature of the sample.

Measurements of the characteristics and physical properties of petroleum products, in particular (average annual volume of 500 to 900 analyses):

— water content according to the Karl Fisher method — NF EN ISO 12937 or equivalent,

— the smoke point according to ISO 3014 or equivalent,

— the Pensky Martens flash point according to NF EN 2719 or equivalent,

— the point of disappearance of the crystals according to ASTM D 7153 or equivalent,

— the acid number by potentiometry according to ASTM D664 or equivalent,

— ash content in accordance with NF EN ISO 6245 or equivalent,

— actual and potential peroxides according to ASTM D3703 or equivalent,

— current tyres in accordance with NF EN ISO 6246 or equivalent,

— potential tyres according to ASTM D873 or equivalent,

— the lower and upper calorific value according to NF M07 -030 or equivalent.