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
8 `* K' T9 d8 n( ?/ `For the Standard IEC 60730-1 4th Ed. there is required:
) p) d; w+ n+ v5 Z. \The solvents used are:
1 r9 J8 l. |( N' b9 o8 ?; b– neutral liquid detergent blended from alkyl benzene sulphonate and non-ionic detergents;
5 q5 T; i; E5 P0 m- c& ^– 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.
- 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
0 j/ y0 D* F/ h' ?# |( S$ _maximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65
1 p( n. o) h5 W  z/ |8 O% o5 |°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:
6 l3 U1 Z$ O/ v  s1 FThe petroleum spirit to be used for the test is aliphatic solvent hexane having a maximum aromatics
content of 0,1 % by volume, a kauributenol value of 29, an initial boiling point of approximately 65 °C, a dry
point of approximately 69 °C and a mass per unit vo lume of approximately 0,7 kg/l.
2 u, Q& ^. g/ Y' Y3 C' CAs an alternative, it is permitted to use a reagent grade hexane with a minimum of 85 % as n-hexane.
8 _9 z0 w9 u: I5 @6 [3 E& z- P- cNOTE The designation “n-hexane” is chemical nomenclature for a "normal" or straight chain hydrocarbon.
2 A$ v* S1 B) ?This petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
; L  T8 Q1 J5 ograde hexane
' q4 o( Z; Y* w7 d  t(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.
0 c& `# B9 W8 ]  ^Decision
The petroleum spirit to be used for the test is aliphatic solvent hexane. 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.
This petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
0 G0 f5 C4 e7 h8 H  F+ ngrade hexane (CAS# 110-54-3).
+ T* m' u7 q! s" B1 `0 U

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DSH 1055附件