Web address: http://www.henryindustry.com Address: Room 402,Building 20, DingAn Yuan Hangzhou, Zhejiang, China, Hangzhou, ZHEJIANG, China
Phone: 0086-0135-88477542 - Fax: 0086-0571-87913115
Detailed Product Description
Itaconic acid or methylene succinic acid
MW: 130. 1; MF: C5H6O4;
Specification
Appearance white crystal or powder
Purity 99. 5%min
Melting point 165-168
Loss on drying 0. 3% max
Ignition residue 0. 1% max
Color 15APHA max
Iron(Fe) 10 ppm max
Heavy metal 15 ppm max
Chloride 20 ppm max
Sulfate 50 ppm max
Packing
1)25kg in woven bag inner-lined with plastic bag.
2)Upon customerm s request.
5. Storage and transportation
Keep away from moisture, sunlight, and rain. Do not leave in open space. Do not mix with toxic, odored, colored or corrosive substance. Avoid contacting with skin or eyes. Wash thoroughly with water in case of contacting with mouth or eyes.
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Enterprise standard
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Appearance: white powder
Melting point:192ºC
Loss on drying:0.5% Max
Heavy metals: 20 PPM Max
Purity:99.6% Min
L-Aspartic Acid,L-Tryptophan
Content% 98.5~101.5
Specific rotatory power []D20+24.5~+26.0
Drying loss% 0.25
Ignition residue% 0.10
Heavy metal% 0.001
Lead% 0.0005
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L-Threonine
Specification:
1) Assay (on dry basis): 98.5% MIN
2) Specific Rotation: D:-26.0 -29.0
3) Residue on Ignition: 0.3% MAX
4) Ammonium (NH4+): 0.04% MAX
5) Heavy Metals (as Pb): 20 ppm MAX
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Amino Tri(methylene Phosphonic Acid) (ATMP,HEDP,PBTC)
Item Specification
Appearance pale yellow transparent liquid
Active Content 50±1%
Phosphorous Acid (as PO3) 4.5% max
Chlorides (as Cl) 1.0% max
Iron (as Fe) 35ppm max
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Specification
Enterprise Standard
Result
Appearance
Off-white crystalline powder
Conforms
Melting point
230-240
233.2-236.1
Loss on drying
0.5%Max
0.23%
Solubility
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