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|Minimum Order
Place of Origin:
cn
Price for Minimum Order:
-
Minimum Order Quantity:
1 Set
Packaging Detail:
-
Delivery Time:
15days
Supplying Ability:
1000 Set per Month
Payment Type:
T/T
Contact Person Mr. Jack
No 186,Litang Road,Changping Dist, Beijing, Beijing
I.
Summary
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.
II. 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℃
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
