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Question* c& H5 R( C- z- P
For the Standard IEC 60730-1 4th Ed. there is required:! N, s2 V9 h( T+ V
The solvents used are:- J, Q2 e) h1 u" N
– neutral liquid detergent blended from alkyl benzene sulphonate and non-ionic detergents;# q; \- G8 E: B
– petroleum spirit (aliphatic solvent hexane with a content of aromatics of maximum 0,1 volume %, a
: k7 S- Q2 n0 H7 {% L% CKauributanol value of 29, initial boiling point of approximately 65 °C and dry point approximately 69 °C, and1 b! a9 `/ F# y8 G, ^' o$ R
specific gravity of approximately 0,68 g/cm3); and water.) V$ o/ [! G& J. Z( N" ]) C8 N$ ?
For the standard IEC 60335-1 5th Ed. There is now required:, }" j/ V# k: m, e S# |
The petroleum spirit to be used for the test is aliphatic solvent hexane.. z" C1 i- b# v" k" R
- For the standard IEC 60598-1 7th Ed. There is required:+ W; J* U- c+ u$ N' @& [6 ]) Y
NOTE The petroleum spirit used should consist of a solvent hexane with a content of aromatics of& @. B: `/ J# [; I; m' I0 ?
maximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65, V8 Z9 G# F6 Z$ Q: M4 Q
°C, a dry-point of approximately 69 °C and a densit y of approximately 0,68 g/cm3.% e+ S9 D' B! Q
- For the standard IEC 60950-1 2nd Ed. There is required:7 V9 f6 l& }/ h* e+ I* l D
The petroleum spirit to be used for the test is aliphatic solvent hexane having a maximum aromatics
9 N- ?0 O1 @ }content of 0,1 % by volume, a kauributenol value of 29, an initial boiling point of approximately 65 °C, a dry, Q! C( k! \- _4 a6 ~# }
point of approximately 69 °C and a mass per unit vo lume of approximately 0,7 kg/l.5 n* U9 N( O: w' A- \
As an alternative, it is permitted to use a reagent grade hexane with a minimum of 85 % as n-hexane.
! r' Y. O0 ?% K4 c# H( \# }" tNOTE The designation “n-hexane” is chemical nomenclature for a "normal" or straight chain hydrocarbon.
9 X* T: X7 j: b( y1 V; `This petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
9 v0 Q5 y" S2 Lgrade hexane4 ?- O. R1 h/ K4 P W# c& ?
(CAS# 110-54-3).$ m4 q* I- |$ P [# X
The exact chemical solvent formula is difficult to find in the marketplace.
. v6 O6 D3 m6 j" h% n/ _The various TCs are kindly requested to consider "harmonizing" the solvent accordingly.
' {! x5 n/ V9 m4 G2 ~. a) l- ZDecision
E, E0 J% M7 I4 }; wThe petroleum spirit to be used for the test is aliphatic solvent hexane. As an alternative, it is permitted to# Y# S% q6 i. v% S' Q
use a reagent grade hexane with a minimum of 85% as n-hexane.+ ]$ v+ g% V' {0 P
Note: the designation “n-hexane” is chemical nomenclature for a “normal” or straight chain hydrocarbon.
9 [; U/ R8 t9 ^; E( F# k, F; iThis petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent; J9 r* [: U8 O
grade hexane (CAS# 110-54-3).
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