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added more info on Leybold oils and even more oils
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! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point 0.06 torr !! Flashpoint !! Condensation Point !! Density
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| Oil D || || mm²/s || °C || °C || °C || kg/m³
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| Oil E || || mm²/s || °C || °C || °C || kg/m³
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| Diffilen Leicht || || mm²/s || °C || °C || °C || kg/m³
| Diffilen Leicht || || mm²/s || °C || °C || °C || kg/m³
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Note: Oil D is similar to Apiezon A, and Oil E to Apiezon B. <ref name="Pirani_1961"/>
== Silicone Oils ==
== Silicone Oils ==
= Apiezon =
= Apiezon =
Formerly part of Shell Chemical Co. Ltd.<ref name="Pirani_1961"/>
== Hydrocarbon Oils ==
== Hydrocarbon Oils ==
{| class="wikitable" style="text-align:center;"
{| class="wikitable" style="text-align:center;"
|}
|}
= National Researach Corporation =
= National Researach Corporation =
== chlorinated diphenyl ==
== chlorinated diphenyl ==
{| class="wikitable" style="text-align:center;"
{| class="wikitable" style="text-align:center;"
|-
|-
|}
|}
= Vacuum Industrial Applications Ltd. =
== chlorinated diphenyl ==
{| class="wikitable" style="text-align:center;"
|+ Physical Properties
|-
! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
|-
| Viacoil 10 || 3 x 10⁻⁴ torr <ref name="Pirani_1961"/> || mm²/s || °C || °C || 1540 kg/m³ <ref name="Pirani_1961"/> || 326 Da <ref name="Pirani_1961"/>|| C₈H₁₆(COOC₄H₉)₂ <ref name="Pirani_1961"/>
|-
|}
== d-2-ethyl hexyl phthalate ==
{| class="wikitable" style="text-align:center;"
|+ Physical Properties
|-
! Name !! Vapor Pressure !! Viscosity 25°C !! Boiling Point !! Flashpoint !! Density !! Molecular Weight !! Formula
|-
| Viacoil 20 || 3 x 10⁻⁸ torr<ref name="Pirani_1961"/> || mm²/s || 143.5 °C<ref name="Pirani_1961"/> || °C || 910.3 kg/m³ <ref name="Pirani_1961"/> || 426.3 Da<ref name="Pirani_1961"/> || C₈H₁₆(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
|-
| Viacoil 40 || 3 x 10⁻⁷ torr<ref name="Pirani_1961"/> || mm²/s || 122.5 °C<ref name="Pirani_1961"/> || °C || 910.3 kg/m³ <ref name="Pirani_1961"/> || 390.3 Da<ref name="Pirani_1961"/> || C₆H₄(COOC₄H₁₇)₂<ref name="Pirani_1961"/>
|-
|}
= Unknown Maker =
= Unknown Maker =