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
For the Standard IEC 60730-1 4th Ed. there is required:
; y3 Y. Z; P* Y0 `5 w& ?The solvents used are:
& T! C$ ~9 m* }3 P& {4 V2 I8 g– neutral liquid detergent blended from alkyl benzene sulphonate and non-ionic detergents;
3 E+ E3 Z* M# ?8 _: g( Y+ R– 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
9 q6 D0 q+ u1 P4 w4 pspecific gravity of approximately 0,68 g/cm3); and water.
1 S& d% C0 k% n2 r- p) S& RFor 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:
% Z/ m, `. l5 v4 r0 r$ PNOTE The petroleum spirit used should consist of a solvent hexane with a content of aromatics of
/ B, `4 X1 t* f. G2 D8 ]! jmaximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65
( y8 @& v8 T0 `; [°C, a dry-point of approximately 69 °C and a densit y of approximately 0,68 g/cm3.
, i- p% }5 h* [& M+ o0 ]- 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
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.
! g0 z, a% `( d. T6 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
9 \9 v) S$ q  a4 u, l: }" Ograde hexane
(CAS# 110-54-3).
$ Z7 w. t4 J5 @* IThe exact chemical solvent formula is difficult to find in the marketplace.
4 f7 n  c. O5 m( y7 p$ XThe various TCs are kindly requested to consider "harmonizing" the solvent accordingly.
3 J: f. s. |) }5 G0 C* M. GDecision
4 M4 t: h8 g7 P7 t, PThe petroleum spirit to be used for the test is aliphatic solvent hexane. As an alternative, it is permitted to
! h: N8 L/ S6 }$ ause a reagent grade hexane with a minimum of 85% as n-hexane.
8 J- C0 i2 H* N& z2 qNote: the designation “n-hexane” is chemical nomenclature for a “normal” or straight chain hydrocarbon.
1 d/ U- Z+ j$ b+ x( }2 H1 t6 LThis petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
- i4 f/ O0 Q6 _: _! s# Sgrade hexane (CAS# 110-54-3).
0 g0 O5 z) i" U3 f: c3 j7 J1 N

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DSH 1055附件