Hanna-instruments HI 99121 Uživatelský manuál Strana 1

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SPECIFICATIONS
Instruction Manual
HI 99121
Soil pH Test Kit
www.hannainst.com
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Strany 1 - HI 99121

SPECIFICATIONS Instruction Manual HI 99121Soil pH Test Kitwww.hannainst.com

Strany 2 - TABLE OF CONTENTS

32PRELIMINARY EXAMINATIONRemove the test kit from the packing material and examine itcarefully to make sure that no damage has occurred duringshipping

Strany 3

54pH is the measure of the hydrogen ion concentration [H+]. Soilcan be acid, neutral or alkaline, according to its pH value.Fig. 1 shows the relations

Strany 4

76High pH levels can depend on different elements, hence, thereare different methods for its correction.- Soils rich with limestone:Add organic matter

Strany 5 - IRRIGATION WATER

98ORGANIC SUBSTRATEpH measurements of organic substrates is important ingreenhouses and nursery growing pots. pH should be checkedat the outset to mak

Strany 6 - HOUSE PLANTS

1110HOUSE PLANTSPreferred pH Range Preferred pH RangeAbutilon 5.5-6.5 Gardenia 5-6African violet 6-7 Geranium 6-8Anthurium 5-6 Hibiscus 6-8Araucaria 5

Strany 7 - To connect the probe

1312To connect the probeWith the meter turned off, connect the HI 1292D probe to the DINsocket on the top of the meter by aligning the pins and pushin

Strany 8 - ELECTRODE CLEANING

1514"7.01" (or "6.86") - "OK 1", and an audible signal is produced.After 1 second, the meter automatically returns to th

Strany 9 - TECHNICAL SERVICE CONTACTS

MAN99121R3 09/05TECHNICAL SERVICE CONTACTSAustralia:Tel. (03) 9769.0666 • Fax (03) 9769.0699China:Tel. (10) 88570068 • Fax (10) 88570060Egypt:Tel.

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