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
( @! p% b2 m$ x: M, [, |For the Standard IEC 60730-1 4th Ed. there is required:
4 t. H4 F- O+ _% T; }The solvents used are:
2 V/ z4 H- g4 `- t– 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
3 ~% c7 {! j3 l0 }. wKauributanol 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.
% e- Q( k7 K, V$ ~7 r" LFor the standard IEC 60335-1 5th Ed. There is now required:
7 A8 d0 Y4 O4 E1 S6 }7 XThe 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
maximum 0,1 % by volume, a value of 29 % for kauri-butanol, an initial boiling-point of approximately 65
" ^! k4 X- j- o5 J4 i°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:
  {" G: J& t9 d9 |8 UThe 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.
* d$ Y& [; T7 r9 QAs an alternative, it is permitted to use a reagent grade hexane with a minimum of 85 % as n-hexane.
& S! k/ {( `: O& T: |NOTE The designation “n-hexane” is chemical nomenclature for a "normal" or straight chain hydrocarbon.
9 j$ `: b$ \6 a( _This petroleum spirit may further be identified as a certified ACS (American Chemical Society) reagent
! W0 o8 V. r7 B3 j3 Zgrade hexane
(CAS# 110-54-3).
# f: J8 P! c" J* _& R+ oThe exact chemical solvent formula is difficult to find in the marketplace.
The various TCs are kindly requested to consider "harmonizing" the solvent accordingly.
Decision
: w! [, q1 y" ~  _! y+ M# P7 OThe petroleum spirit to be used for the test is aliphatic solvent hexane. As an alternative, it is permitted to
+ c* `* m" H+ o1 ause a reagent grade hexane with a minimum of 85% as n-hexane.
8 A1 C0 w9 r' v5 _* lNote: 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).
1 z; G) d6 J& c- E5 `3 F1 }

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DSH 1055附件