 |
| مكان المنشأ: | الصين |
| اسم العلامة التجارية: | AI |
| إصدار الشهادات: | ISO |
| Model Number: | SCT-II |
| الحد الأدنى لكمية: | 1 مجموعة |
|---|---|
| الأسعار: | قابل للتفاوض |
| تفاصيل التغليف: | لوح صلب |
| وقت التسليم: | 20 يومًا |
| شروط الدفع: | L/C ، T/T ، Western Union |
| القدرة على العرض: | 20 مجموعات شهريا |
| Test standard: | ASTM D1551 | Test method: | Quartz Tube Method |
|---|---|---|---|
| وحدات العمل: | 2 أجهزة كمبيوتر | Temperature controlling range: | ambient~950℃±5℃ |
| عرض: | رقمي | مزود الطاقة: | AC220V ± 10٪ / 50 هرتز |
| ضمان: | 1 سنة | Test object: | dark petroleum products with sulfur content higher than 0.1%(m/m) |
Summary
The working principle:burn the sample in air flow,absorb produced sulfurous acid anhydride with hydrogen peroxide and sulfuric acid,and titrate sulphuric acid with Sodium hydroxide standard solution.
This sulfur content test apparatus is suitable for dark petroleum products with sulfur content higher than 0.1%(m/m),such as lubricating oil,heavy petroleum,crude oil,petrol coke,Paraffin,sulphur-containing additives.
I. Main technical features
1.Two quartz tubes can do test simultaneously.
2.Glass spares meets ASTM D standard.
3.Furnace is drove by step motor,can it can be controlled separately.
4.Micro-computuer controller,digital display,accuracy ±5℃
5.High quality imported electrical furnace heating wire
6.Dgital timing with buzzer
7.Gas flow is controlled by precise flowmeter
8.Gas cleaning device
| 1 |
Applicable standards |
ASTM D1551,GB/T387,「OC」1437 |
| 2 |
Heating method |
electrical furnace wire |
| 3 |
Temperature controlling method |
digital PID temperature controller |
| 4 |
Temperature controlling range |
ambient~950℃±5℃ |
| 5 |
Furnace movement |
controlled by step motor |
| 6 | Timing | digital timer |
| 7 | Ambient temperature | -10 ℃～ 40 ℃ |
| 8 | Relative humidity | ≤ 85% |
| 9 | Power supply |
AC220V,50Hz |
