Good quality L-Threonine//cas 72-19-5 CAS NO.72-19-5

Min.Order Quantity:: 1 Kilogram

Purity:: 99%min

Port:: Shanghai Port

Payment Terms:: L/C,T/T,

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Product Details

Keywords

72-19-5
L-Threonine
L-Threonine//cas 72-19-5

Quick Details

ProName: Good quality L-Threonine//cas 72-19-5
CasNo: 72-19-5
Molecular Formula: C4H9NO3
Appearance: White crystalline powder
Application: As the medicine of amino acid nutritio...
DeliveryTime: Within 5-7 days
PackAge: 25kg/drum or acc to customers' request
Port: Shanghai Port
ProductionCapacity: 500 Metric Ton/Month
Purity: 99%min
Storage: Keep in cool and dry warehouse
Transportation: Non dangerous product HS code:2922509...
LimitNum: 1 Kilogram
Thermal Stability: /
Residue on Ignition: 0.1%
Heavy Metal: 10ppm
Voluntary Standards: 2years
Melting point: 256 °C (dec.)(lit.)
Specific rotation: -28.4 o (c=6, H2O)
Refractive index: -28 ° (C=6, H2O)

Superiority

superiority

service we can provide:

1. mixed container: we can mix different items in one container.

2. quality control: before shipment, we can provide free sample for test. inspection before shipping.

3. packing: we can pack according to your requirements and also give you some other packing methods for reference and suggest adequate packing methods according to global trend. we will send you photo of goods before shipment.

4. prompt shipment: we usually can ship the goods within 7 days for 1*20'fcl conatiner after order confirmed and also provide professional shipping documents for your customs clearance.

5. we work closely with dhl, fedex, ups,etc., we can ship samples and small quantity goods to you fast and safe.

we work closely with famous airline companies like ba,po,oz,cx,ups,la,tg,ta,et,etc. and professional vessel companies like msk,"k"line,cma,csav,zim,wanhai,hamburg-sud,etc. we can ship bulk quantity to you quick and safe.

6. we can provide door to door shipment in many countries.

our advantages:

gmp factory

full experience of large numbers containers loading in main chinese seaports

packing with pallet as buyer's special request

best service after shipment with e-mail

cargos together with container sales seervice available

rich experience for exporting

cargos photo before and after loading into container

raw materials from chinese origin

hefei tnj chemical industry co., limited(iso 9001: 2008), are strong in the field of pharmaceuticals,

food additives, plant extract and fine chemicals for more than 10 years.

Details

l-threonine specification
white crystals or crystalline powder; slightly sweet taste. very soluble in formic acid, soluble in water; practically insoluble in ethanol and ether.

l-threonine applications
(1)important nutrition intensifier,
(2)the ingredient of compound amino acid transfusion
(3)tthe material of half amide
(4)used in feed stuff. it is essential for human body, it can be used as nutrition intensifier,pharm-grade products can be used in compound amino acid transfusion and amino acid preparation.

l-threonine food grade

item	standard
apperance	white crystalline powder
identification	meets the requirements
assay %	98.5-101.5
lead ≤ mg/kg	5
loss on drying ≤ %	0.2
specific rotation[a]d20°	-26.5°~ -29.0°
residue on ignition ≤ %	0.1

l-threonine feed grade

item	standard
appearance	white or sandy beige crystal powder, no obvious purity
identification	corresponds to standard
c4h9no3 content(dry basis) ≥%	98.5
specific rotation [a] d20	-25.0°- -29.0°
loss on drying ≤ %	0.5
residue on ignition ≤%	0.5
arsenic (as as) ≤mg/kg	2.0
heavy metals(as pb) ≥ mg/kg	30