1. Postassium Carbonate for food additive

Another name: Potash

Molecular formula: K2CO3

Molecular weight:  138.21

Specific gravity: 2.29

Melting point: 891°C

Character:  It is white powder or colorless crystals, easily deliquescence in the air, easily soluble in water and solution; insoluble in ethanol and ether.

Quality index

Item

Index

Potassium carbonate(K₂CO₃)%≥

99

Chloride(KCL)Content% ≤

0.01

Sulphonium compounds(K₂SO₄)Content% ≤

0.01

Ferric(Fe)Content% ≤

0.001

Water insoluble% ≤

0.02

Heavy metal(Pb)% ≤

0.002

Arsenic(As)Content% ≤

0.0003

Ignition loss% ≤

0.6

Analytical standard: HG2452-93

Use: Mainly used for bulk agent in food, fire extinguishing agent, ceramics, pharmaceutical materials, food ingredients and glass industry

Packing:Net food-grade polyethylene liner installed 25/50/500/1000kg plastic film bags, jackets woven polypropylene.

Storage and transportation: Stored in dry and well-ventilated place and pay attention on damp proof under transportation

2. Potassium Carbonate

Synonym: Potash

Molecular formula: K2CO3

Molecular weight: 138.20

Specific gravity: 2.29

Melting point: 891°C

Character: It is white powder or granule. Easily deliquesced when exposed in air. Dissolve easily in water, not dissolved in ethanol and ether.

Quality index:

Index name

Index value

Superior product

First grade

Qualified

Color-grade

Potassium carbonate (K₂CO₃)≥

99.00%

98.50%

96.00%

99.00%

Chloride (KCl)≤

0.01%

0.10%

0.20%

0.03%

Sulphate (K₂SO₄, )≤

0.01%

0.10%

0.15%

0.04%

Ferric (Fe)≤

0.00%

0.00%

0.01%

0.00%

Water insoluble ≤

0.02%

0.05%

0.10%

0.04%

Ignition loss ≤

0.60%

1.00%

1.00%

0.80%

Analytical standard: according to GB/T1587-2000 standard.

Use: It is used in production of glass, inorganic salts, food additive, pharmaceuticals, agrochemicals, dye and pigments.

Packing: Net food-grade polyethylene liner installed 25/50/500/1000kg plastic film bags, jackets woven polypropylene.

Storage and transportation: Stored in a cool, dry, well-ventilated area or cabinet.

3.Potassium bicarbonate for food additive

Molecular formula: KHCO₃

Relative molecular weight: 100.11

Appearance: White crystal or powder

Item

Index

Total alkali quantit(KHCO₃) w/%

99.0-101.5

Water insoluble w/% ≤

0.02

Dry reduction w/% ≤

0.25

pH(100g/L) ≤

8.6

Heavy metal(Pb) w/% ≤

0.0005

Arsenic(As) w/% ≤

0.0002

Ferric oxide (Fe) w/% ≤

0.001

Lead(Pb) w/% ≤

0.0002

Potassium w/% ≥

38

Packing: Plastic woven bag or kraft paper bag inner with plastic bag, in 25/50/500/1000kg net.

Storage and transportation: Stored in dry and ventilated house away from moisture. Protecting the material from rain when loading and unloading. Be sure to keep the package dry and free from contaminant. Avoiding handling and transporting together with acid substances.

4. Potassium Bicarbonate

Index name

First grade

Superior product

Index

Index

Potassium bicarbonate(KHCO₃)% 　　≥

98.5

99

Potassium chloride(KCL)% 　　　≤

0.05

0.02

Sulphonium compounds(K₂SO₄)%　　≤

0.05

0.03

Ferric(Fe)% 　≤

0.02

0.001

Water insoluble%　　≤

0.03

0.02

Appearance

Colorless monoclinic crystal

Colorless monoclinic crystal

Packing: Plastic woven bag or kraft paper bag inner with plastic bag, in 25/50/500/1000kg net.

Storage and transportation: Stored in dry and ventilated house away from moisture. Protect the material from rain when loading and unloading. Be sure to keep the package dry and free from contaminant. Avoiding handling and transporting together with acid substances.

5. Dired ammonium

Synonym:  Salt brain, electrical powder, refined salt, sand brine.

Specific weight:  1.53

Molecular formula:  NH₄CL

Molecular weight:  53.49

1.Product characteristics:

    It is white crystal or granular material, stable in the air, moisture absorption, sublimating at 335 ℃, soluble in water ang the water solution is weak acid reaction, it is difficult to dissolve in alcohol, insoluble in acetone and ethyl ether.

2.Use:

   It is used in battery production, dyeing, electroplating, precision casting,fertilizer in agriculture.

3.Quality index:

Index name

First grade

Qualified

Ammonium chloride NH4CLContent(dry base)% ≥

99.3

99

Water(H₂O)% ≤

0.7

1

Burning residue% ≤

0.4

0.4

Ferric(Fe)% ≤

0.001

0.003

Heavy metal(Pb)% ≤

0.0005

0.001

Sulphate(SO₄)% ≤

0.02

PH

4.0-5.8

4.0-5.8

4. Packing, storage and transportation:

1)Packing: 25/50/500/1000kg lined with plastic bags installed, covering with a plastic bag.

2)Storage and transportation: stored in dry and well-ventilated place and pay attention on dampprof under transprotation.

5.Analytical standard:  GB2946-92

6. Wet product ammonium chloride

Specific weight:  Salt brain, electrical powder, refined salt and sand brine.

Specific weight:  1.53

Molecular formula:  NH₄CL

Molecular weight:  53.49

Appearance:  white crystalor granular

Quality index:

IndexItem

Wet

(N+K₂Odry base) % ≥

26

Potassium(K₂O)Content %

1.0-10.0

Water % ≤

Or ≤ 1.0   or ≤ 6.0

Packing:  25/50/500/1000kg fitted lined plastic bags, plastic woven jacket.

7. 2-Chloro-6-Fluorobenzaldehyde

Structural formula: CIC₆H₃(F)CH0

Molecular formula: C₇H₄CIFO

Molecular weight: 158.6 

CAS NO:  [387-45-1]

1.Physical and chemical properties: 

   The pure product is a white solid with a certain irrirtating offect with flashing point of 101.It is easily oxidizable and changeable in color after long exposure in the air,insoluble in water,but easily soluble in common organic solvent.

2.Use: 

   Mainly used as the raw material for synthesizing pharmaceuticals(such as antibiotics),pesticides,plant growth regulators etc.,as well as the basic raw material for many special chemical syntheses.

3.Quality index: 

Item

Index

2-Chloro-6-FluorobenzaldehydeContent, % ≥

99

2-Chloro-6-Fluorobenzoic acidContent, % ≤

1

Melting point, °C

36-38

4.Packing, storage and transportation:  (1)Packing: 200kg net iron-plastic drum or according to the requirement of customers. (2)Storage and transportation: According to rules for general chemicals.

8. 2-Chloro-6-Fluorobenzyl Chloride

English name:  2-chloro-6-Fluorobenzyl Chloride

Structural formula: ClC₆H₃(F)CH₂Cl

Molecular formula: C₇H₅Cl₂F

Molecular weight: 179.02

CAS NO: [55177-15-2]

1.Physical and chemical properties:  

   It is colorless liquid which is lacrimatory to some extent. It is corrosive to metal iron, insoluble in water, and slightly soluble in ordinary organo solvents.

2.Use: 

   Mainly used as the raw material for synthesizing medical antibiotics and phytohormone as well as the fundamental raw material for synthesizing many kinds of special chemicals.

3.Quality index: 

Item

Index

2-Chloro-6-Fluorobenzyl Chloride, % ≥

99

4.Packing, storage and transportation:  1)Packing: those sold domestically are packed in iron-plastic drum, and those for export are packed in galvanized plastic drum or plastic steel drum. Or packed according to client's requirements 2)Specifications:  50kg, 125kg, or 250kg per drum, or according to client's requirements. 3)Storage and transportation: Keeping in shady, cool and dry place. Avoiding sunshine and rains. Keeping away from oxidants, corrosives, exploder, etc.

9. Hemiacetal (a-methoxy methyi-β-methoxyacrylonitrile)

Structural formula:

Molecular formula: C₆H₉NO₂

Molecular weight: 127.07

1. Physical and chemical properties: It is yellow to red oily liquid, insoluble in water, soluble in organic solvent such as toluene with stable chemical property.

2. Use: Intermediate of veterinary hydrochloric acid-C-key.

3.Quality index:

  Appearance: Yellow to red oily liquid

  Content: (GC)≥85%

4. Packing, storage and transportation: (1)Packing: metal drum, net weight 200kg, or specified by customer requirements (2)Storage and transportation:

10. Succinic acid (Asuccin)

CAS:  110-56-6

Structural formula:

Molecular weight:  118.09

Property:  White crystal. Melting point 185 °C; Boiling point 235 °C(decomposed into anhydride); density:  1.572; soluble in water, slightly soluble in ethanol. Used in the preparation of heterocyclic compounds

Index name

Index request

First grade

Qualified

Content, % ≥

99.0-100.5

99.0-100.5

Melting point, °C

184-188

183-188

Ease oxide, % ≤

0.07

0.1

Sulphate(SO₄), % ≤

0.02

0.07

Water, % ≤

0.5

0.5

Ferric, % ≤

0.0008

0.001

Chloride(Cl), % ≤

0.005

0.007

Arsenic(As) , % ≤

0.0002

No request

Heavy metal(Pb), % ≤

0.001

No request

Residue of roasting, % ≤

0.02

0.05

Water insoluble, % ≤

0.01

0.02

Use: Used in the production of dyes, alkyd、glass fiber reinforced plastic、ion exchange resin and pesticides; in the synthesis of narcotic, prophylactic etc.; also used in edible spice and analytic agents.

Packing and storage:  Packed in woven bag lined with plastic film, net wt. 25kg/bag.

Note: Irritant to skin,eye and respiratory system.

11. Nano-titanium oxide

Molecular formula:  TiO₂

Relative molecular weight:  79.88

Quality index:

Item

Index

Note

Appearance

White powdery solid

/

Surface properties

hydrophilia

/

PH

40702

/

Crystal shape

rutile/anatase/mixed

upon your demand

Water %(105°C, 2hrDrying loss)≤

1.5

/

Grainsize, nm

20, 40, 60

upon your demand

Specific surface area, m²/g

50-200

/

Purity, % >

99.8

/

Impurity, %(w/w) <

Na 0.0001

/

Cl  0.0005

/

SiO₂ 0.0005

/

Use: Used in anti-sun cosmetics, antimicrobial agents, high-level car finish, the electronics industry, the copier industry, high-voltage insulation materials, fine ceramics, high-grade paint, light catalyst (to deal with water pollution, solar cells, and so on), integrated circuit substrates, fluorescent tubes, food packing materials.

Packing: 10kg in paper drum lined with plastic film.