离岸价格
获取最新报价3 ~ 7 / Set ( Negotiable )
|Minimum Order
位置:
-
最小订单价格:
最小订单:
1 Set
包装细节:
wooden packing with foam to protect
交货时间:
15 days
供应能力:
100 Set per Month
付款方式:
T/T, L/C, Western Union, Money Gram
联系人 Rita
NanPing West Road, ChongQing, Chongqing
Brief Introdcution:
The instrument is designed and
made as per the national standard of People\'s Republic of China
GB/T**7 Test Method for Sulfur Content of Dark Petroleum Products
(Tubular Oven Methods). It is used to determine the sulfur content
in dark petroleum products, the sulfur content of which is more
than 0.1% (m/m), as per GB/T**7.
Completely burn the quartz boat containing sample in the purified
high temperature air at a certain flow rate and absorb sulfurous
acid anhydride and sulfuric acid anhydride created during this
procedure using oxidized hydrogen and sulfuric acid. Then titrate
sulfuric acid using standard sodium hydroxide solution.
Technical specifications and
parameters
1. Power supply: AC *0V±*0%, *0Hz
2. Oven type and quantity: Horizontal type; parallel double
tubular oven
3. Chamber diameter of oven: Φ*2mm
4. Heating power: ***0 W×2
5. Max temperature of oven: **0°C
6. Movement distance of oven: not less than **5 mm
7. Air flow rate: ≥**0 L/h
8. Max preset time: *9 minutes *9 seconds
