Control and Precalibration - Mid infrared high range - 2023

Standard Reference Materials

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Purpose

control of the linearity, the intercorrection (MLR model) and the simple linear regression slope,

precalibration: adjustment of the intercorrection factors (MLR model) and the final equation of the instrument (y = b.X+a).
After an adjustment using precalibration samples, an adjustment of the instrument bias with representative milk samples is necessary.


Analysers

any analyser based on the principles described in ISO 9622|IDF 141


Analytes

fat, protein, lactose, dry matter


Number of samples

1 inseparable group of 13 raw milk samples with amounts varying from :
- fat: 5.8 to 8.7 %
- protein: 4.4 to 6.3 %
- lactose: 4.5 to 5.8 %
- dry matter: 15.5 to 21.4 %


Preservation

addition of Bronopol to the samples (final concentration: 0.02 %)


Packaging

60 ml polyethylene screw-capped vials with airtight seals


Dispatch

monthly and on request (subject to availability), in insulated box with ice packs by express carrier

For an order without annual subscription, send your order form before 4 p.m., otherwise packages can be sent the following day (valid from Monday to Wednesday) (except for countries outside UE - Outside EU, time before dispatch may take up 7 days, the time necessary to obtain customs documents)


Standard values

determined by the results of an expert laboratory and checked by a FTIR analyser, using the following methods:
- acido-butyrometric method for fat (NF V 04-155)
- amido black method for protein (NF V 04-216)
- Kjedahl method for NPN (ISO 8968-4|IDF 20-4)
- enzymatic method for lactose (ISO 26462|IDF 214)
- oven method for dry matter (ISO 6731|IDF21).


Special Conditions

International delivery by international carrier

- In Europe: shipping time: 1 to 3 days depending on the consignee’s country and town

- Intercontinental delivery: shipping time is 1 to 4 days depending on the consignee’s country and town, and time before dispatch may take up to 7 days, the time necessary to obtain customs documents

On condition for the dispatch to certain destinations, please contact us concerning this point


Calendar of dispatch :

 

Month of dispatch Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec
Week 52 4 8 13 17 21 26 30 34 39 43 47

Rates

Annual subscription Without subscription
Subscription
(12 shipments / year)
For each extra group every month "extra dispatch in the course of the year (per group) Per group
Set no. 1 (fat, protein, lactose) 1597.67 € 558.65 € 130.64 € 192.18 €
Set no. 2 (fat, protein, lactose, dry matter) 2130.22 € 744.83 € 175.01 € 262.22 €


Payment conditions :

within 1 month of receiving invoice

Formulas

  • Set no. 1 (fat, protein, lactose)
  • Set no. 2 (fat, protein, lactose, dry matter)




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ACTALIA Cecalait

Rue de Versailles
BP 70129
39801 POLIGNY CEDEX
FRANCE

Tel : +33 (0)3 84 73 63 20
Fax : +33 (0)3 84 73 63 29

cecalait[at]actalia.eu

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