2
Konsentrasi Absorbansi y' (y-y') (y-y')2 0 0 0 0 0 2 0.138 0.1205 0.0175 0.00030625 6 0.338 0.3361 0.0019 3.61E-06 8 0.435 0.4439 -0.0089 7.921E-05 10 0.555 0.5517 0.0033 1.089E-05 0.00039996 SB= 0.011546428 LOD= 0.706924164 LOQ= 2.142194438 Konsentrasi Absorbansi X' (x-x') (x-xbar)2 % UPK 2 0.112 1.8423005566 0.1576994434 0.024869114 92.115027829 2 0.159 2.7142857143 -0.714285714 0.510204082 135.71428571 2 0.122 2.0278293135 -0.027829314 0.000774471 101.39146568 2 0.117 1.9350649351 0.0649350649 0.004216563 96.753246753 2 0.114 1.879406308 0.120593692 0.014542839 93.970315399 2 0.554607068 SD= 0.372359728 KV= 0.186179864 Konsentrasi Absorbansi X' (X-X') (x-x')2 %UPK 10 0.558 10.116883117 -0.116883117 0.013661663 101.16883117 10 0.65 11.823747681 -1.823747681 3.326055604 118.23747681 10 0.573 10.395176252 -0.395176252 0.15616427 103.95176252 10 0.562 10.19109462 -0.19109462 0.036517154 101.9109462 10 0.563 10.209647495 -0.209647495 0.043952072 102.09647495 10 3.576350763 SD= 0.945562103 KV= 0.09455621 Ax

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Konsentrasi Absorbansi y' (y-y') (y-y')20 0 0 0 02 0.138 0.1205 0.0175 0.000306256 0.338 0.3361 0.0019 3.61E-068 0.435 0.4439 -0.0089 7.921E-05

10 0.555 0.5517 0.0033 1.089E-050.00039996

SB= 0.011546428LOD= 0.7069241644LOQ= 2.1421944377

Konsentrasi Absorbansi X' (x-x') (x-xbar)2 % UPK2 0.112 1.8423005566 0.1576994434 0.0248691145 92.1150278292 0.159 2.7142857143 -0.7142857143 0.5102040816 135.714285712 0.122 2.0278293135 -0.0278293135 0.0007744707 101.391465682 0.117 1.9350649351 0.0649350649 0.0042165627 96.7532467532 0.114 1.879406308 0.120593692 0.0145428386 93.9703153992 0.554607068

SD= 0.3723597279KV= 0.186179864

Konsentrasi Absorbansi X' (X-X') (x-x')2 %UPK10 0.558 10.116883117 -0.1168831169 0.013661663 101.1688311710 0.65 11.823747681 -1.8237476809 3.3260556036 118.2374768110 0.573 10.395176252 -0.3951762523 0.1561642704 103.9517625210 0.562 10.19109462 -0.1910946197 0.0365171537 101.910946210 0.563 10.209647495 -0.2096474954 0.0439520723 102.0964749510 3.5763507629

SD= 0.9455621031KV= 0.0945562103

0 2 4 6 8 10 120

0.2

0.4

0.6f(x) = 0.0539360465116279 x + 0.0127325581395348R² = 0.997205283504838

Kurva Kalibrasi

Column BLinear (Column B)

Axis Title

Axis Title

Page 2: hasil_kafein[1]

0 2 4 6 8 10 120

0.2

0.4

0.6f(x) = 0.0539360465116279 x + 0.0127325581395348R² = 0.997205283504838

Kurva Kalibrasi

Column BLinear (Column B)

Axis Title

Axis Title