15-Crown-5

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Benzo-15-Crown-5(CAS:14098-44-3)

Molecular formula: Re

Molecular weight: 186.207

CAS No.: 7440-15-5

Appearance: Dark grey Metallic Powder

Specifications: main content Re 99.99% (calculated by subtraction method, excluding gas elements)

Application: Rhenium element standard sample; Rhenium element additive for various superalloys; Base material for various rhenium components; 3D printing and others

Hall flow (s/50g): <=30s

Particle size: FSSS 0-20�¼m, 15-45�¼m, 15-53�¼m, 53-105�¼m, 53-150m, 105-250m, Standard: YS/T 1017-2015

Spheroidization rate > 95%

Other trace metal impurity , analysis method: ICP-MS Gas element (â?¤, analysis method: LECO

Na
0.0005%
Ti
0.0001%
Cu
0.0001%
Sb
0.0001%
Mg
0.0001%
V
0.0001%
Zn
0.0001%
Ta
0.0001%
Al
0.0005%
Cr
0.0005%
As
0.0001%
W
0.0005%
Si
0.0005%
Mn
0.0001%
Zr
0.0001%
Pb
0.0001%
P
0.0005%
Fe
0.0008%
Mo
0.0010%
Bi
0.0001%
K
0.0005%
Co
0.0001%
Cd
0.0001%
Se
0.0001%
Ca
0.0005%
Ni
0.0001%
Sn
0.0001%
Tl
0.0001%
O
0.01%
C
0.002%
N
0.001%
H
0.005%
Applications
1. It is used to make heat-resistant and corrosion-resistant alloy.

2.Used for making high temperature thermocouple, special filament and catalyst in organic synthesis industry.

Molecular formula: Re

Molecular weight: 186.207

CAS No.: 7440-15-5

Appearance: Dark grey Metallic Powder

Specifications: main content Re 99.99% (calculated by subtraction method, excluding gas elements)

Application: Rhenium element standard sample; Rhenium element additive for various superalloys; Base material for various rhenium components; 3D printing and others

Hall flow (s/50g): <=30s

Particle size: FSSS 0-20m, 15-45m, 15-53m, 53-105m, 53-150m, 105-250m, Standard: YS/T 1017-2015

Spheroidization rate > 95%

Other trace metal impurity , analysis method: ICP-MS Gas element (, analysis method: LECO

Molecular formula: Re

Molecular weight: 186.207

CAS No.: 7440-15-5

Appearance: Dark grey Metallic Powder

Specifications: main content Re 99.99% (calculated by subtraction method, excluding gas elements)

Application: Rhenium element standard sample; Rhenium element additive for various superalloys; Base material for various rhenium components; 3D printing and others

Hall flow (s/50g): <=30s

Particle size: FSSS 0-20m, 15-45m, 15-53m, 53-105m, 53-150m, 105-250m, Standard: YS/T 1017-2015

Spheroidization rate > 95%

CHEMICAL PROPERTIES SIZING PROPERTIES P2O5 30 30.2 % 200 60.05 %
CO2 6.00 6.30 % 160 18.99 %
SO3 2.50 3.00 % 125 13.72 %
CaO 50.00 51.00 % 100 4.30 %
MgO 0.75 1.00 % 80 1.16 %
Fe2O3 0.30 0.40 % <80 1.78 %
Al2O3 0.40 0.50 % TOTAL 100 %
Na2O 1.10 1.30 %
K2O 0.07 0.10 %
SiO2 2.00 2.50 %
Humidity (H2O) 0.50 2.00 %
Loss of Ignition (LOI) 2.50 3.00 %
Fluor (F) 3.65 3.80 %
Chlore (Cl) 400 500 ppm
Organic C 0.10 0.20 %
P2O5 Soluble in 2% Citric Acid 9.00 10.00 %
P2O5 Soluble in 2% Formic Acid 18.00 20.00 %

Below present our general procedures for the purchase and sale of sugar of Brazilian origin:
1- Buyer issues a Letter of Intention (LOI) addressed to Seller;
2- Seller issues a Soft Corporate Offer (SCO);
3- If Buyer accepts SCO, signs and seals SCO and then sends to Seller;
4- Seller issues Full Corporate Offer (FCO);
5- Buyer signs and seals FCO and issues an Irrevocable Corporate Purchase Order (ICPO), addressed to Seller;
6- Seller issues draft of Sale and Purchase Agreement (SPA) to be discussed and commented;
7- SPA is signed by Seller and Buyer;
8- Buyer issues draft of the Payment Instrument (SBLC/DLC) for approval by Seller´s Bank;
9- If Seller�´s Bank accepts, Buyer issues the bank guarantee (SBLC/DLC);
10- Seller issues Performance Bond (PB) 2%;
11- Seller prepares the product and export documents;
12- Buyer receives the export documents by mail;
13- Buyer makes payment 100% to Seller´s Bank through transfer bank (Swift Message MT-103);
14- Shipping;
15- Seller sends the original export documents to Buyer;

NOTES:
The financial instrument (SBLC / DLC) must be issued by the Top 50 Bank in the world ranking.

Tetrapotassium Pyrophosphate (TKPP) E450, CAS no.7320-34-5, white powder, a potassium salt of phosphoric acid manufactured from Dipotassium Phosphate. Tetrapotassium Pyrophosphate is used as buffering agent, emulsifier, dispersing agent and thickening agent in food production.

As an experienced Tetrapotassium Pyrophosphate manufacturer and supplier, we has been supplying and exporting Tetrapotassium Pyrophosphate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

Tetrapotassium Pyrophosphate Specification
ITEM STANDARD
ASSAY K4P2O7) 98.0% MIN
APPEARANCE WHITE POWDER
WATER SOLUBLE 0.2% MAX
PH 9.9-10.7
ARSENIC( AS) 3PPM MAX
LOSS ON IGNITION 2.0% MAX
Pb (PPM) 5 MAX
HEAVY METAL( PB) 15 PPM MAX
ASRENIC(AS) 3 PPM MAX
FLUORID( PPM) 10 MAX

Maltodextrin powder, E1400, Cas no.9050-36-6, manufacturing process from corn, rice, potato starch, or wheat. Maltodextrin is a short chain of linked glucose (dextrose) molecules. Function and uses: Maltodextrin is generally used as a thickener or filler to in instant pudding and gelatins, sauces, and salad dressings, also used as a preservative or combined with artificial sweeteners to sweeten canned fruits, desserts, and powdered drinks.

As an experienced Maltodextrin manufacturer and supplier, we has been supplying and exporting Maltodextrin DE value 5-20 for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.

Maltodextrin powder food grade Specification
ITEM STANDARD
Appearance White or light yellow powder
Colour in sloution Colourless
DE Value 15-20
Moisture 6.0% max
Solubility 98% min
Sulphate Ash 0.6% max
Iodine Experiment Not changing blue
PH (5% solution) 4.0-6.0
Bulk Density (compacted) 500-650 g/l
Fatness % 5% max
Arsenic 5ppm max
Lead 5ppm max
Sulfur Dioxide 100ppm max
Total Plate Count 3000cfu/g max
E.coli (per100g) 30 max
Pathogen Negative