DSH 1055

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广东安规检测
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小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

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可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

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GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

Question
2 J) X1 j- K" y) Q8 d6 KFor the Standard IEC 60730-1 4th Ed. there is required:
7 P+ v' f+ _$ f( ~1 Q. FThe solvents used are:
# ~. _$ p) r' X  e, h/ F– neutral liquid detergent blended from alkyl benzene sulphonate and non-ionic detergents;
– petroleum spirit (aliphatic solvent hexane with a content of aromatics of maximum 0,1 volume %, a
Kauributanol value of 29, initial boiling point of approximately 65 °C and dry point approximately 69 °C, and
specific gravity of approximately 0,68 g/cm3); and water.
For the standard IEC 60335-1 5th Ed. There is now required:
The petroleum spirit to be used for the test is aliphatic solvent hexane.
+ ]8 C% T6 M$ g5 I4 V- For the standard IEC 60598-1 7th Ed. There is required:
NOTE The petroleum spirit used should consist of a solvent hexane with a content of aromatics of
maximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65
°C, a dry-point of approximately 69 °C and a densit y of approximately 0,68 g/cm3.
- For the standard IEC 60950-1 2nd Ed. There is required:
# \/ d$ z2 o- c8 T" D7 S& s" BThe petroleum spirit to be used for the test is aliphatic solvent hexane having a maximum aromatics
: s4 X0 P+ o- c, xcontent of 0,1 % by volume, a kauributenol value of 29, an initial boiling point of approximately 65 °C, a dry
; L* Q' q" Q" ^$ N; Z% |point of approximately 69 °C and a mass per unit vo lume of approximately 0,7 kg/l.
As an alternative, it is permitted to use a reagent grade hexane with a minimum of 85 % as n-hexane.
NOTE The designation “n-hexane” is chemical nomenclature for a "normal" or straight chain hydrocarbon.
, V; ^  y3 G1 l; b) q2 Q9 K' ]  u" QThis petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
grade hexane
(CAS# 110-54-3).
The exact chemical solvent formula is difficult to find in the marketplace.
The various TCs are kindly requested to consider "harmonizing" the solvent accordingly.
Decision
The petroleum spirit to be used for the test is aliphatic solvent hexane. As an alternative, it is permitted to
2 q' ]% I/ T6 ?use a reagent grade hexane with a minimum of 85% as n-hexane.
Note: the designation “n-hexane” is chemical nomenclature for a “normal” or straight chain hydrocarbon.
- f7 F/ e8 \8 b* K# a& _This petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
grade hexane (CAS# 110-54-3).
& f7 @3 D& Q9 s9 B% W& G( O

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DSH 1055附件