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123-31-9 CAS No. and China Suppliers Photo Grade Whitening Hydroquinone Hydroquinone Powder Pure Hydroquinone

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Min Order	1 Ton
Availability	In Stock
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WUHAN BIET CO., LTD.

Audited Supplier 7 years

Profile Certified by SGS/BV

Hubei, China
Irene Gao (Ms.)
Sales Manager

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Model NO.:

biet

CAS No.:

123-31-9

Formula:

C6h6o2

EINECS:

204-617-8

Type:

Dyestuff Intermediates

Appearance:

Crystal

Quality:

Photo Grade

Colour:

White

Color:

White Needle Crystal

Packing:

25 Kg Net Paper-Plastic Compound Bag

Melting Point(ºC):

171-175

Water(%):

0.5 Max

Trademark:

biet

Transport Package:

25kg

Specification:

99.00%min

Origin:

Shandong

HS Code:

2916310000

Product Description

Product Description

Product Identification:
CAS No.: 123-31-9
Molecular Formula: C6H6O2

Items of Analysis	Specification	Testing Method
Appearance	White Needle Crystal	In House # PSB01
Melting Point(ºC)	171-175	GB/T1.1-2009
Assay(%)	99.0-101.0	In House # PSB10
Water(%)	0.5 max	GB/T1.1-2009
Solubility (20ºC)(G/L)(%)	70	GB/T1.1-2009
Heavy Metal (As PB) (ppm)	0.005 max	GB/T1.1-2009
Incinerate Residue Content(%)	0.05 max	GB/T1.1-2009
Fe(ppm)	20 max	GB/T1.1-2009
Clarity of Solution(1:30)	Clear	GB/T1.1-2009
Conclusion	Conform to BP Grade

Application:

1. Hydroquinone is mainly used as developing agent in photograph

2. Antioxidant for rubber and gasoline, dye intermediate, etc.

3. Polymerization inhibitor for styrene, butadiene, isoprene, vinyl acetate, acrylonitrile and other resin or rubber monomers

4. Polymerization for styrene, acrylic and other vinyl monomers, terminating agent or stabilizer for high-temperature emulsion polymerization reaction

5. Developer in photoengraving

Company Information

Packing & Shipping

Q1. What payment terms is acceptable to you?
T/T or L/C.

Q2. What's your delivery time?
Usually we will arrange the shipment in 10 -15 days.

Q3. How about the packing?
We can do according to the customer's request.

Q4. When can I get quotation for my inquiry?
Usually within 24 hours!

Q5. How about the validity of the products?
According to the declaration of manufacturer.

Q6. What documents do you provide?
Usually, we provide Commercial Invoice, Packing List, Bill of loading, COA, Health certificate and Origin certificate. If your markets have any special requirements, please let us know.

Q7. Where is your loading port?
Usually Qingdao, China. Also Tianjing, Shanghai and so on.