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

各种试验指现货

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

灼热丝试验机现货

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
9 q. R; h. z1 {% g( }% M9 fFor the Standard IEC 60730-1 4th Ed. there is required:
, t5 W) H1 h, M* @The solvents used are:
– neutral liquid detergent blended from alkyl benzene sulphonate and non-ionic detergents;
( v' |: k7 }! N* P– petroleum spirit (aliphatic solvent hexane with a content of aromatics of maximum 0,1 volume %, a
2 u7 ^. D0 ^' f' R' G* O* CKauributanol 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.
/ J9 S! Y2 i% ?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.
" Z' L: l8 F% l. K6 h- For the standard IEC 60598-1 7th Ed. There is required:
1 L5 t$ s5 n% p, jNOTE The petroleum spirit used should consist of a solvent hexane with a content of aromatics of
2 J* X" @% k, ]: C" gmaximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65
8 h1 i2 G7 u- T; [* \4 |°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:
The petroleum spirit to be used for the test is aliphatic solvent hexane having a maximum aromatics
. x+ u" ]1 T% Mcontent of 0,1 % by volume, a kauributenol value of 29, an initial boiling point of approximately 65 °C, a dry
4 n  q' A8 M  z7 K/ Q9 _point of approximately 69 °C and a mass per unit vo lume of approximately 0,7 kg/l.
! y' w- l2 ?$ w  _; Y  IAs 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
grade hexane
(CAS# 110-54-3).
2 Z/ p! D0 n9 {7 k1 R/ o8 o. uThe exact chemical solvent formula is difficult to find in the marketplace.
The various TCs are kindly requested to consider "harmonizing" the solvent accordingly.
4 H; @9 j1 h, X3 ADecision
The petroleum spirit to be used for the test is aliphatic solvent hexane. As an alternative, it is permitted to
3 b$ P+ p& u# ^; W; Ouse a reagent grade hexane with a minimum of 85% as n-hexane.
9 u& d9 o# e7 q/ h* UNote: 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
6 v9 h- P7 G+ V! G2 Ygrade hexane (CAS# 110-54-3).
4 v( H$ |: h3 N( R4 u3 U/ }

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DSH 1055附件