Share on (1600501284946):
Parameter | Unit | Guarantee | Test Result | ||
Purity | % | 98 | 99.5 | ||
MgSO4 | % | 47.85 | 48.59 | ||
MgO | % | 16 | 16.1 | ||
Mg | % | 9.6 | 9.7 | ||
Heavy MetaL (Pb) %max | % | 0.0008 | 0.0008 | ||
Fe %max | % | 0.0015 | 0.0015 | ||
As %max | % | 0.0012 | 0.0012 | ||
Ci %max | % | 0.03 | 0.03 | ||
PH (5% solution) | 5 - 9.2 | ||||
Size | 0.1-1mm, 1-3mm, 2-4mm (90 Passing Rate) | ||||
Appearance | White Crystal | ||||







Yantai Swide Biological technology Co. Ltd is a new & high-tech fertilizer manufacturer under modern enterprise system in China, our factory is located in Yantai city, which is the biggest fertilizer production base. We have obtained fertilizer registration certificate of People's Republic of China, besides, it now also becomes a very famous brand in China. Meanwhile, we have a very strict quality-controlled system to make sure to supply all high-quality fertilizer for clients all over the world.
As a comprehensive high-tech fertilizer enterprise integrating scientific research, development, production and sales, we have a good marketing sales net in Chinese domestic market, besides, we have rights to import and export fertilizer, to import famous brand fertilizer from Europe and America, meanwhile as the professional manufacture, we sell fertilizer to many countries as well. To innovate new products, much finance was and will be invested more to keep stable growth of our company. Welcome and anticipate your inquiries, our business partners and friends.


After sales customer service, we offer customer 24hours free hotline service, our sales department will reply all the emails within in 24hours at any time.
The delivery time is about 10-20 days after receiving the deposit. To make sure that the goods intact, we offer the loading photos before ship to customer.
The Quality Control Department analyses the entire production process from the incoming inspection of reagents, raw materials supplies-to the quality control of products dispatched to customers.
1. Are you a manufacturer?
Yes, we are a factory founded in 2010
2.How long is your delivery time?
The delivery time is about 30 days after receiving the deposit.
3. How Can I get a sample?
Free sample 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.

New products from manufacturers at wholesale prices