Product name: |
Dehydroacetic acid |
Cas NO: |
520-45-6 |
Executive Standard: |
Q/320601 NS03-2000 |
Structural formula: |
|
Description: |
Dehydroacetic |
acid(DHA) Molecular Formula: |
C8H6O4 |
MW: |
168.15 |
Appearance: |
white or light yellow powder ,m |
Uses: |
Industrial preservatives and veterinary drug intermediates |
Specification :
Item |
Specification |
Result |
Appearance |
Off-white to pale yellow powder |
Pale yellow powder |
Identification test |
Meet requirements |
Meet requirements |
Assay( base on drying) |
99% min |
99.50% |
Melting point |
109.0-112.0 DEG.C |
109.3-110.3 DEG |
Loss on drying |
1.0% max |
0.40% |
Residue on Ignition |
0.1% max |
0.08% |
Heavy metals( as Pb) |
10mg/kg max |
<10mg/kg |
Lead ( as Pb) |
0.5mg/kg max |
<0.5mg/kg |
Arsenic |
3mg/kg max |
<3mg/kg |
Packaging: Plastic woven bay lined with plastic bay, paper bag, net weight 25kg. According to customer's
request for special packaging.
Dehydroacetic Acid is strong bacteriostatic capability , a broad wide for bacteriostasis and is not conditioned by pH values. In acidic, neutral
and alkaline condition, its effect is well, especially for mold, yeast and bacteria, and the effective working concentration is low. And heat resistance and light resistance is good, besides, it will not be breaken down and evaporated with steam during food produced. The testing proved that it is almost nontoxic, safe. It doesn't produce abnormal off-flavor in use, so it can prevent rancidness, obviously extend its storage time.
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.