What is Sodium Cyanide used for?

Sodium Cyanide is commonly used in the mining industry for extracting gold from ores.

How can I optimize the use of chemicals in ore processing?

Optimizing the use of chemicals in ore processing involves several strategies to enhance efficiency and cost-effectiveness:

Are there specific regulations for the use of mining chemicals?

Yes, the use of mining chemicals is subject to various regulations that govern their production, use, storage, and disposal. These regulations are designed to protect human health and the environment. Key regulatory aspects include:

What is a settling agent, and how does it work in mining?

A settling agent, also known as a flocculant, is a chemical used to accelerate the settling of suspended particles in a liquid. In the context of mining, settling agents are crucial for improving the efficiency of ore processing and tailings management.

How do I store Sodium Cyanide safely?

Sodium Cyanide should be stored in a cool, dry place, away from incompatible materials and in accordance with safety guidelines.

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Polyvinyl Alcohol/PVA

(CAS: 9002-89-5)

CAS9002-89-5

MFCH2CHOH, C2H4O

Technical specifications≥99.00%

Levels of danger：Non dangerous goods
UN NUMBER：Non dangerous goods
HS code：2905199090
MW：44.053
Density：1.19-1.31g/cm3
Appearance：White powder

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Details:

Description

Polyvinyl alcohol is a synthetic polymer sometimes known as PVA, PVOH, or PVAL. This white powder is produced from the polymerization of vinyl acetate monomers and plays various roles in commercial and industrial industries such as paper, textile, and printing. This compound has the highest production volume among water-soluble synthetic polymers.

Application

Polyvinyl alcohol is used in the paper industry to make the paper as a compactor.
Used in the textile industry to produce fabrics.
One of the main uses of this material is in food packaging.
Used as emulsion and stabilizer in PVC or PVAc adhesive formulations and all types of coatings.like THF
This compound is used as an aid in the polymerization of the suspension.
Used as a protective colloid to disperse polyvinyl acetate.
Production of artificial tears and eye drops for lubrication
Production of gloves resistant to chemical raw materials.
Used to produce vinyl fiber. No oil is needed to produce these fibers.
Used in photographic film.
Today, PVA-based polymers are widely used in the production of additives.
In medicine, it is used as an embolic agent in uterine fibroids (UFE).
Polyvinyl alcohol is used as an emulsifier in the cosmetics industry.
It is also used in agricultural industries to increase soil adhesion and prevent soil erosion and the production of chemical fertilizers, pesticides, and herbicides.

Specifications

Not FIBER Grade PVASPECIFICATION(Low alkali)
Item	Corresponding National Standard	(Mol/mol) Degree of Alcoholysis	mpa.s Viscosity	%≤ Volatile	%≤ Sodium Acetate	%≤ Ash	%≤ PH
03-88(L)	/	85.0~90.0	2.5-3.5	7.0	1.8	0.7	5~7
03-97(L)	/	95.0~99.0	3.0-4.0	7.0	1.8	0.7	5~7
04-88(L)	/	85.0~90.0	3.5-4.5	7.0	1.8	0.7	5~7
04-99(L)	/	98.0~99.80	3.5-4.5	7.0	1.8	0.7	5~7
05-88(L)	088-05	85.0~90.0	4.5-6.5	7.0	1.8	0.7	5~7
05-99(L)	098-05	98.0~99.8	4.5-7.0	7.0	1.8	0.7	5~7
08-88(L)	/	85.0~90.0	6.5-8.0	7.0	1.8	0.7	5~7
08-99(L)	/	98.0~99.8	7.0-9.0	7.0	1.8	0.7	5~7
10-88(L)	088-08	85.0~90.0	8.0-11.0	7.0	1.8	0.7	5~7
10-99(L)	098-08	98.0~99.8	8.0-12.0	7.0	1.8	0.7	5~7
13-88(L)	/	86.0~90.0	11.0-14.0	7.0	1.8	0.7	5~7
14-92(L)	/	90.0~94.0	13.0-17.0	7.0	1.8	0.7	5~7
15-99(L)	/	98.0~99.8	13.0-18.0	7.0	1.8	0.7	5~7
17-88(L)	088-20	85.0`90.0	20.0-28.0	7.0	1.8	0.7	5~7
17-92(L)	092-20	90.0~94.0	20.0-28.0	7.0	1.8	0.7	5~7
17-98(L)	/	97.0~99.0	24.0-32.0	7.0	1.8	0.7	5~7
17-99(L)	100-27	99.0~100.0	22.0-32.0	7.0	1.8	0.5	5~7
20-88(L)	088-35	85.0~90.0	28.0-40.0	7.0	1.8	0.5	5~7
20-92(L)	092-35	90.0~94.0	29.0-40.0	7.0	1.8	0.7	5~7
20-99(L)	100-35	99.0~100.0	35.0-48.0	7.0	1.8	0.7	5~7
24-88(L)	088-50	85.0~90.0	43.0-58.0	7.0	1.8	0.7	5~7
24-99(L)	100-72	99.0~100.0	65.0-85.0	7.0	1.8	1.0	5~7
26-99(L)	100-86	99.0~100.0	85.0-100.0	7.0	1.8	0.7	5~7

FIBER Grade WANWEIPVA SPECIFICATION
Item	% (Mol/mol) Degree of Alcoholysis	Average degree of aggregation	%≤ Volatile	%≤ Sodium Acetate	%≤ Ash	%≤ Ash	%≤ Ash	%≤ PH
Conventional water-soluble materials 17-99（L）	99.5~100.0	1700~1800	5.0	2.0	0.8	93.0	95.0	0.10
High strength material 17-99（L）	99.8~100.0	1750~1900	5.0	2.5	1.0	92.5	-	-

Type of Packaging:

20kg sealed bag

50kg sealed bag

Certifications

ISO 9001. ISO 22716. cGMP certified

Kosher, Halal certified

Shipping Information

MOQ: (Due to the nature of chemical transportation, please consult the sea trade manager for details!)

Port of Loading: CHINA - Shanghai Port, Ningbo Zhoushan Port, Guangzhou Port, Qingdao Port, Tianjin Port, Dalian Port, Xiamen Port, Lianyungang Port (can be ensured according to the requirements of customers)

Delivery Time: 4-6 weeks, depending on order size and destination

Payment Terms

L/C, D/P, T/T at buyer’s cost

Sample available on request

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