FOB Price
Get Latest Price3 ~ 7 / Set ( Negotiable )
|Minimum Order
Place of Origin:
-
Price for Minimum Order:
Minimum Order Quantity:
1 Set
Packaging Detail:
wooden packing with foam to protect
Delivery Time:
15 days
Supplying Ability:
100 Set per Month
Payment Type:
T/T, L/C, Western Union, Money Gram
連絡先担当者 Rita
NanPing West Road, ChongQing, Chongqing
Brief Introdcution:Â Â
     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
