Top quality Methyldopa with best price 555-30-6
≥1 Kilogram
$119.20
- Item No. topMOQ 1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
Product Description
1.Product Name: Methyldopa
2.CAS NO: 555-30-6
3.Purity: 99%min
4.Appearance: White Crystalline Powder
5.HS Code: 29181990.90
6.Application: hypotensive drug
7.Shelf life: 3 years
Certification of Analysis
Items | Specifications |
Appearance | Free-flowing beadlets |
Colour | yellowish |
Dispersibility | Cold water spread |
Fineness (US standard Sieves) |
|
-through sieve No.30 | 100% smaller than 30 |
-through sieve No.40 | Min.90% smaller than 30 |
-through sieve No.100 | Max.15% smaller than 30 |
Loss on drying % | ≤8 |
Untapped Density: (g/mL) | 0.50-0.70 |
Tapped Density: (g/mL) | 0.70-0.75 |
Sulfated Ash (%) | <1 |
PH (1% solution) | 6.6-7.0 |
Pb (ppm) | ≤10.0 |
Arsenic (ppm) | ≤1.0 |
Vitamin D3 (IU/g) | ≥100.000 |
Total bacterial count(cfu/g) | ≤1×103 |
Coli form bacteria (MPN/100g) | ≤40 |
Fungi and yeast (cfu/g) | ≤50 |
Salmonella: (/25g) | Negative |
Function&Application
Fipronil insecticidal spectrum is wide, with a tag, stomach toxicity and moderate absorption effect.Can prevention and control of underground pests and pest prevention and control of the ground.Can be used to deal with the stem leaf and soil treatment, and can be used in the seed treatment.
Qingdao Sigma chemical Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Answer: Yes, we are factory founded on 2002.
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Q3:Which kind of payment terms do you accept?
For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
Q4:Can you give me a discount price?
Surely,It depend on your qty
Q5: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.
Q6: 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.
Q7: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.
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