Supply CAS No. 7681-57-4 Sodium Metabisulfite for Industrial Grade

• CAS No.: 7681-57-4
• Formula: Na2s2o5
• EINECS: 231-673-0
• Model NO.: sodium metabisulfite
• Certification: ISO9001/Kosher/Halal
• Purity: 97%Min
• Type: Sulphate
• Appearance: White or Light Yellow Crystal
• Grade Standard: Industrial Grade, Food Grade
• Shelf Life: 2 Years
• Transport Package: 25kgs Bag
• Specification: SMBS 97%
• Origin: China
• HS Code: 28321000
• Production Capacity: 3000 Ton/Tons Per Month

Product Description

FAQ
Q1. Who are we?
We are based in Qingdao, China, start from 2008,sell to South Asia(10.00%),Central America(10.00%),Western Europe(10.00%),Eastern Asia(10.00%),Mid East(10.00%),Oceania(10.00%),Africa(10.00%),Southeast Asia(10.00%),Eastern Europe(10.00%),South America(10.00%). 
Q2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q3:Can you give me a discount price?
Surely,It depend on your qty.
Q4:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q5: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q6:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.