| Customization: | Available |
|---|---|
| CAS No.: | 25513-46-6 |
| Formula: | C5h9no4 |
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Introduction:
PGA is a water soluble, biodegradable, non-toxic biopolymer produced by microbial fermentation.
PGA is a sticky material first found in "natto", a fermented soybean.
PGA is an unusual anionic, naturally occurring homo polyamide that is made of D & L glutamic acid units connected by amide linkages between alpha amino & gamma carboxylic acid groups.
Application:
*Base Fertilizer:
Use it about 10kgs for a unit of area, then irrigate with clean water or muck water. Or irrigate amino acid together with water. Or fertilize with other compound fertilizers, broadcast application, hole application both are ok. It is applicable to all crops.
*Foliar Fertilizer:
Dilute it by 800-1000 times and spray directly. Also, it can spray by mixed with trace elements. Use 200-500g for a unit of area.
*Compound Fertilizer & Irrigation Fertilizer:
It can be added to compound fertilizer at a rate of 5-8%, improve the nutrient content of compound fertilizer, increases crops' direct absorption.
| Appearance | White or Off-White Powder |
| Assay | 90.0% min. |
| pH Value(1% in water) | 5.0~7.5 |
| Absorbance(4%,400nm) | 0.12 max. |
| Heavy Metals | 20 ppm max. |
| Loss on Drying | 10.0% |
| Total Plate Count | 100 cfu/g |
| Salmonella | Negative |
| E.Coli | Negative |
| Partice Size | 100% through 100 mesh |
Packaging:
Shipping:
Q1:May I get one simple before placing order?
For those high value products, you just need to freight and certain productcost. When we both cooperate for some times or when you are our VIPcustomer, free sample will be offered when you need.
Q2:Which payment is available for your company?
Re: T/T, L/C trade insurance. You can choose the one which isconvenient for you.
Q3.:How and when can l get my goods after payment?
Re: For small quantity products, they will be delivered to you byinternational courier(DHL, FedEx, TNT etc.) or by air. Usually it will cost3-5days that you can get the goods after delivery.For large quantityproducts,shipping by see is worthwhile.lt will cost days to weeks to come toyour destination port, which depends on where the port is.
Q4: Is there any possible to use my appointed label or package?
Re: Yes. lf needed, we'd like to use label or package according to yourrequirement.
Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of onecompany, so whatever products we provide for you all are qualified. We willhave goods tested and provide COA before delivery for sure.
After Sales Service:
NO.1.Our company guarantes that the products that leave the factory are produced and inspected accrding to the relevant national standards and the ungualitfed productswll never leave the factory. Guarantee the strict implementation and fulfilment ofproduct quality, and strictly implement relevant regulations on product afer-salesservice.
NO.2. the customer raises objection to the quality ofou company's products, we promises to respond within 24 hours afer reciving the user's objection Ifthe quality ofour company's products does not meet the promise, we are willing to refund the payment.
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