Galla Chinensis Extract/ Tannic Acid Plant Extract Powder CAS 1401-55-4 CAS NO.1401-55-4

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Galla Chinensis Extract/ Tannic Acid Plant Extract Powder CAS 1401-55-4

 

 

Product description

 

Gallnut extract mainly contains gallnut tannin and gallic acid. Galla chinensis extract plays an important role in bacteriostasis. The preparation method of galla chinensis extract has become a research hotspot. Tannic acid is mainly used as a mordant in dyeing, in the production of gallic acid and gallic acid, leather tanning agent, rubber coagulant, protein and alkaloid precipitator, and reagents for the determination of beryllium, aluminum, nickel and copper.

 

quality specification	Standard value
	Highpuregrade	Industrial grade	dye grade
operative norm	manufacturer'sstandard	LY/T1300-2005	manufacturer's standard
Appearance:	light yellow to brown powder	light yellow to brown powder	light yellow to brown powder
Content (%) ≥	98.0	81.0	86.0
loss of dryness (%) ≤	9.0	9.0	9.0
insolubles in water (%) ≤	0.1	0.6
transparency	qualified		qualified
Total color (Lovibond Tintometer unit)≤	1.2	2.0	2.0
Residue of ignition(%≤	0.1		1.0
gallic acid (%) ≤	2.0		7.0
Heavy metal(Pt) (%) ≤	10
Arsennic (%) ≤	5
Pt (%) ≤	3
Hg (%) ≤	1

 

Product Function

Mainly used for tanning leather, but also for medicine, ink, printing and dyeing, rubber, metallurgy and other industries as well as water treatment.

 

Product application

It is widely used in food, chemical industry and so on.

COA

Test Items	Specifications	Results
Appearance	White to off-white crystalline powder	Conforms
Purity (HPLC)	≥98%	99.8%
Water content	≤5.0%	0.21%
pH	2.0-4.0	3.0
Heavy metal contents
Pb	≤0.5ppm	Conforms
As	≤0.5ppm	Conforms
Hg	≤0.5ppm	Conforms
Cd	≤0.5ppm	Conforms
Total aerobic microbial count	≤750 CFU/g	<10CFU/g
E.Coli	≤2 MPN/g	Not detected
Salmonella	Not detected	Not detected
Ethanol (by GC)	≤5000ppm	97ppm
Conclusion: the nmn pure powder product conforms to above enterprise standards.

Packaging	1kg-15kg packing	2 PE bag inside + 1 foil bag outside in carton
	25kg-50kg packing	2 PE bag inside + 1 foil bag outside in drum
	Other packing	Customized packing
Drum Size	D38cm*H60cm or customized, 25 kg/ drum
Shipping	1-50kg	International Express	Fast and convenient	Door to Door
	50-500kg	Air Transportation	Fast and cheap	To Air Port
	Above 500kg	Sea Transportation	Cheap and convenient	To Port

 

 

 

Q1: How to contact with us

Whatsapp us or send us e-mail, you will get reply within 24 hours. Please contact us without hesitation.

Q2: Which kind of payment terms do you accept

We support multiple trading methods and payment such as T/T, L/C, D/A, D/P, O/A, MoneyGram, Credit Card, PayPal, , Escrow and etc. Please contact us if you need more info.

Q3: How can i get a sample

Yes, you can get free samples for some products, but the shipping cost would be paid by customers.

Q4: How to confirm the Product Quality before placing orders

You can get some sample, or we can send certificate of analysis or HPLC or NMR to you.

Q5: How to guarantee the quality of your products

Strict sampling inspection on products before shipment and intact product packaging ensured.

Q6: How can I make payment safe

The whole transaction is under Third party inspection.

Q7: Whether you could make our brand on your products

Yes. We can print your Logo on the packages if you can meet our MOQ.

 

1.Best quality with competitive price.

2.Quick shipping,delivery on time.

3.Trade Assurances

4. Support multiple trading methods and payment. We support wire transfer, , Paypal payment.

5.One to one business communication

6.OEM/ODM Available.

7.We offer convenient one-station purchasing service.Our professional and thoughtful after-sales service eliminates your worries.

8. We has many years’ exporting experience in active pharmaceutical ingredient products, strictly on selecting raw materials

9.Our distribution capabilities include:

Flexible deliveries, intelligent solutions

Anything from bulk shipments of thousands of tonnes down to the smallest shipment of packed goods and even samples.

Bulk - storage and transport of powders and liquids – movement of goods in ships - powders and bulk liquids

Pharmaceutical, feed and food storage to accredited standards

Segregated materials by business unit and hazard classification

Temperature controlled storage and transport

Effective cost control

Re-packing, drum filling, bagging

Customer delivery KPI's on delivery fulfillment performance